requirements for survey of materials and equipment for the classification … · 2021. 3. 24. ·...

Requirements for Survey of Materials and Equipment for the

Classification of Ships and Offshore Units

June 2019

Rule Note NR 266 DT R05 E

Marine & Offshore 8 Cours du Triangle - CS 50101

92937 Paris La Defense Cedex - France Tel: + 33 (0)1 55 24 70 00

https://marine-offshore.bureauveritas.com/bv-rules © 2019 Bureau Veritas – All rights reserved

BUREAU VERITAS MARINE & OFFSHORE

GENERAL CONDITIONS

1. INDEPENDENCE OF THE SOCIETY AND APPLICABLE TERMS1.1 The Society shall remain at all times an independent contractor and neither the Society nor any of its officers,employees, servants, agents or subcontractors shall be or act as an employee, servant or agent of any other partyhereto in the performance of the Services.1.2 The operations of the Society in providing its Services are exclusively conducted by way of random inspectionsand do not, in any circumstances, involve monitoring or exhaustive verification.1.3 The Society acts as a services provider. This cannot be construed as an obligation bearing on the Society toobtain a result or as a warranty. The Society is not and may not be considered as an underwriter, broker in Unit’s saleor chartering, expert in Unit’s valuation, consulting engineer, controller, naval architect, designer, manufacturer,shipbuilder, repair or conversion yard, charterer or shipowner; none of them above listed being relieved of any of theirexpressed or implied obligations as a result of the interventions of the Society.1.4 The Society only is qualified to apply and interpret its Rules.1.5 The Client acknowledges the latest versions of the Conditions and of the applicable Rules applying to theServices’ performance.1.6 Unless an express written agreement is made between the Parties on the applicable Rules, the applicable Rulesshall be the Rules applicable at the time of entering into the relevant contract for the performance of the Services.1.7 The Services’ performance is solely based on the Conditions. No other terms shall apply whether express orimplied.

2. DEFINITIONS2.1 “Certificate(s)” means classification or statutory certificates, attestations and reports following the Society’sintervention.2.2 “Certification” means the activity of certification in application of national and international regulations orstandards, in particular by delegation from different governments that can result in the issuance of a Certificate.2.3 “Classification” means the classification of a Unit that can result or not in the issuance of a classificationCertificate with reference to the Rules. Classification is an appraisement given by the Society to the Client, at a certaindate, following surveys by its surveyors on the level of compliance of the Unit to the Society’s Rules or to thedocuments of reference for the Services provided. They cannot be construed as an implied or express warranty ofsafety, fitness for the purpose, seaworthiness of the Unit or of its value for sale, insurance or chartering.2.4 “Client” means the Party and/or its representative requesting the Services.2.5 “Conditions” means the terms and conditions set out in the present document.2.6 “Industry Practice” means international maritime and/or offshore industry practices.2.7 “Intellectual Property” means all patents, rights to inventions, utility models, copyright and related rights,trade marks, logos, service marks, trade dress, business and domain names, rights in trade dress or get-up, rights ingoodwill or to sue for passing off, unfair competition rights, rights in designs, rights in computer software, databaserights, topography rights, moral rights, rights in confidential information (including know-how and trade secrets),methods and protocols for Services, and any other intellectual property rights, in each case whether capable ofregistration, registered or unregistered and including all applications for and renewals, reversions or extensions ofsuch rights, and all similar or equivalent rights or forms of protection in any part of the world.2.8 “Parties” means the Society and Client together.2.9 “Party” means the Society or the Client.2.10 “Register” means the public electronic register of ships updated regularly by the Society.2.11 “Rules” means the Society’s classification rules and other documents. The Society’s Rules take into accountat the date of their preparation the state of currently available and proven technical minimum requirements but arenot a standard or a code of construction neither a guide for maintenance, a safety handbook or a guide of professionalpractices, all of which are assumed to be known in detail and carefully followed at all times by the Client.2.12 “Services” means the services set out in clauses 2.2 and 2.3 but also other services related to Classificationand Certification such as, but not limited to: ship and company safety management certification, ship and port securitycertification, maritime labour certification, training activities, all activities and duties incidental thereto such asdocumentation on any supporting means, software, instrumentation, measurements, tests and trials on board. TheServices are carried out by the Society according to the applicable referential and to the Bureau Veritas’ Code ofEthics. The Society shall perform the Services according to the applicable national and international standards andIndustry Practice and always on the assumption that the Client is aware of such standards and Industry Practice.2.13 “Society” means the classification society ‘Bureau Veritas Marine & Offshore SAS’, a company organizedand existing under the laws of France, registered in Nanterre under number 821 131 844, or any other legal entity ofBureau Veritas Group as may be specified in the relevant contract, and whose main activities are Classification andCertification of ships or offshore units.2.14 “Unit” means any ship or vessel or offshore unit or structure of any type or part of it or system whether linkedto shore, river bed or sea bed or not, whether operated or located at sea or in inland waters or partly on land, includingsubmarines, hovercrafts, drilling rigs, offshore installations of any type and of any purpose, their related and ancillaryequipment, subsea or not, such as well head and pipelines, mooring legs and mooring points or otherwise as decidedby the Society.

3. SCOPE AND PERFORMANCE3.1 Subject to the Services requested and always by reference to the Rules, the Society shall:• review the construction arrangements of the Unit as shown on the documents provided by the Client;• conduct the Unit surveys at the place of the Unit construction;• class the Unit and enter the Unit’s class in the Society’s Register;• survey the Unit periodically in service to note whether the requirements for the maintenance of class are met.The Client shall inform the Society without delay of any circumstances which may cause any changes on theconducted surveys or Services.3.2 The Society will not:• declare the acceptance or commissioning of a Unit, nor its construction in conformity with its design, suchactivities remaining under the exclusive responsibility of the Unit’s owner or builder;• engage in any work relating to the design, construction, production or repair checks, neither in the operation ofthe Unit or the Unit’s trade, neither in any advisory services, and cannot be held liable on those accounts.

4. RESERVATION CLAUSE4.1 The Client shall always: (i) maintain the Unit in good condition after surveys; (ii) present the Unit for surveys;and (iii) inform the Society in due time of any circumstances that may affect the given appraisement of the Unit orcause to modify the scope of the Services.4.2 Certificates are only valid if issued by the Society.4.3 The Society has entire control over the Certificates issued and may at any time withdraw a Certificate at itsentire discretion including, but not limited to, in the following situations: where the Client fails to comply in due timewith instructions of the Society or where the Client fails to pay in accordance with clause 6.2 hereunder.4.4 The Society may at times and at its sole discretion give an opinion on a design or any technical element thatwould ‘in principle’ be acceptable to the Society. This opinion shall not presume on the final issuance of any Certificateor on its content in the event of the actual issuance of a Certificate. This opinion shall only be an appraisal made bythe Society which shall not be held liable for it.

5. ACCESS AND SAFETY5.1 The Client shall give to the Society all access and information necessary for the efficient performance of therequested Services. The Client shall be the sole responsible for the conditions of presentation of the Unit for tests,trials and surveys and the conditions under which tests and trials are carried out. Any information, drawing, etc.required for the performance of the Services must be made available in due time.5.2 The Client shall notify the Society of any relevant safety issue and shall take all necessary safety-relatedmeasures to ensure a safe work environment for the Society or any of its officers, employees, servants, agents orsubcontractors and shall comply with all applicable safety regulations.

6. PAYMENT OF INVOICES6.1 The provision of the Services by the Society, whether complete or not, involve, for the part carried out, thepayment of fees thirty (30) days upon issuance of the invoice.

Bureau Veritas Marine & Offshore Genera

6.2 Without prejudice to any other rights hereunder, in case of Client’s payment default, the Society shall be entitledto charge, in addition to the amount not properly paid, interests equal to twelve (12) months LIBOR plus two (2) percent as of due date calculated on the number of days such payment is delinquent. The Society shall also have theright to withhold Certificates and other documents and/or to suspend or revoke the validity of Certificates.6.3 In case of dispute on the invoice amount, the undisputed portion of the invoice shall be paid and an explanationon the dispute shall accompany payment so that action can be taken to solve the dispute.

7. LIABILITY7.1 The Society bears no liability for consequential loss. For the purpose of this clause consequential loss shallinclude, without limitation:• Indirect or consequential loss;• Any loss and/or deferral of production, loss of product, loss of use, loss of bargain, loss of revenue, loss of profitor anticipated profit, loss of business and business interruption, in each case whether direct or indirect.The Client shall defend, release, save, indemnify, defend and hold harmless the Society from the Client’s ownconsequential loss regardless of cause.7.2 Except in case of wilful misconduct of the Society, death or bodily injury caused by the Society’s negligenceand any other liability that could not be, by law, limited, the Society’s maximum liability towards the Client is limitedto one hundred and fifty per-cents (150%) of the price paid by the Client to the Society for the Services having causedthe damage. This limit applies to any liability of whatsoever nature and howsoever arising, including fault by theSociety, breach of contract, breach of warranty, tort, strict liability, breach of statute.7.3 All claims shall be presented to the Society in writing within three (3) months of the completion of Services’performance or (if later) the date when the events which are relied on were first discovered by the Client. Any claimnot so presented as defined above shall be deemed waived and absolutely time barred.

8. INDEMNITY CLAUSE8.1 The Client shall defend, release, save, indemnify and hold harmless the Society from and against any and allclaims, demands, lawsuits or actions for damages, including legal fees, for harm or loss to persons and/or propertytangible, intangible or otherwise which may be brought against the Society, incidental to, arising out of or inconnection with the performance of the Services (including for damages arising out of or in connection with opinionsdelivered according to clause 4.4 above) except for those claims caused solely and completely by the grossnegligence of the Society, its officers, employees, servants, agents or subcontractors.

9. TERMINATION9.1 The Parties shall have the right to terminate the Services (and the relevant contract) for convenience aftergiving the other Party thirty (30) days’ written notice, and without prejudice to clause 6 above.9.2 In such a case, the Classification granted to the concerned Unit and the previously issued Certificates shall remainvalid until the date of effect of the termination notice issued, subject to compliance with clause 4.1 and 6 above.9.3 In the event where, in the reasonable opinion of the Society, the Client is in breach, or is suspected to be inbreach of clause 16 of the Conditions, the Society shall have the right to terminate the Services (and the relevantcontracts associated) with immediate effect.

10. FORCE MAJEURE10.1 Neither Party shall be responsible or liable for any failure to fulfil any term or provision of the Conditions if andto the extent that fulfilment has been delayed or temporarily prevented by a force majeure occurrence without the faultor negligence of the Party affected and which, by the exercise of reasonable diligence, the said Party is unable toprovide against.10.2 For the purpose of this clause, force majeure shall mean any circumstance not being within a Party’sreasonable control including, but not limited to: acts of God, natural disasters, epidemics or pandemics, wars, terroristattacks, riots, sabotages, impositions of sanctions, embargoes, nuclear, chemical or biological contaminations, lawsor action taken by a government or public authority, quotas or prohibition, expropriations, destructions of the worksite,explosions, fires, accidents, any labour or trade disputes, strikes or lockouts.

11. CONFIDENTIALITY11.1 The documents and data provided to or prepared by the Society in performing the Services, and the informationmade available to the Society, are treated as confidential except where the information:• is properly and lawfully in the possession of the Society;• is already in possession of the public or has entered the public domain, otherwise than through a breach of thisobligation;• is acquired or received independently from a third party that has the right to disseminate such information;• is required to be disclosed under applicable law or by a governmental order, decree, regulation or rule or by astock exchange authority (provided that the receiving Party shall make all reasonable efforts to give prompt writtennotice to the disclosing Party prior to such disclosure.11.2 The Parties shall use the confidential information exclusively within the framework of their activity underlyingthese Conditions.11.3 Confidential information shall only be provided to third parties with the prior written consent of the other Party.However, such prior consent shall not be required when the Society provides the confidential information to asubsidiary.11.4 Without prejudice to sub-clause 11.1, the Society shall have the right to disclose the confidential information ifrequired to do so under regulations of the International Association of Classifications Societies (IACS) or any statutoryobligations.

12. INTELLECTUAL PROPERTY12.1 Each Party exclusively owns all rights to its Intellectual Property created before or after the commencementdate of the Conditions and whether or not associated with any contract between the Parties.12.2 The Intellectual Property developed by the Society for the performance of the Services including, but not limitedto drawings, calculations, and reports shall remain the exclusive property of the Society.

13. ASSIGNMENT13.1 The contract resulting from to these Conditions cannot be assigned or transferred by any means by a Party toany third party without the prior written consent of the other Party.13.2 The Society shall however have the right to assign or transfer by any means the said contract to a subsidiaryof the Bureau Veritas Group.

14. SEVERABILITY14.1 Invalidity of one or more provisions does not affect the remaining provisions.14.2 Definitions herein take precedence over other definitions which may appear in other documents issued by theSociety.14.3 In case of doubt as to the interpretation of the Conditions, the English text shall prevail.

15. GOVERNING LAW AND DISPUTE RESOLUTION15.1 These Conditions shall be construed and governed by the laws of England and Wales.15.2 The Parties shall make every effort to settle any dispute amicably and in good faith by way of negotiation withinthirty (30) days from the date of receipt by either one of the Parties of a written notice of such a dispute.15.3 Failing that, the dispute shall finally be settled under the Rules of Arbitration of the Maritime Arbitration Chamberof Paris (“CAMP”), which rules are deemed to be incorporated by reference into this clause. The number of arbitratorsshall be three (3). The place of arbitration shall be Paris (France). The Parties agree to keep the arbitrationproceedings confidential.

16. PROFESSIONAL ETHICS16.1 Each Party shall conduct all activities in compliance with all laws, statutes, rules, economic and trade sanctions(including but not limited to US sanctions and EU sanctions) and regulations applicable to such Party including butnot limited to: child labour, forced labour, collective bargaining, discrimination, abuse, working hours and minimumwages, anti-bribery, anti-corruption, copyright and trademark protection, personal data protection (https://personaldataprotection.bureauveritas.com/privacypolicy).Each of the Parties warrants that neither it, nor its affiliates, has made or will make, with respect to the mattersprovided for hereunder, any offer, payment, gift or authorization of the payment of any money directly or indirectly, toor for the use or benefit of any official or employee of the government, political party, official, or candidate.16.2 In addition, the Client shall act consistently with the Bureau Veritas’ Code of Ethics.https://group.bureauveritas.com/group/corporate-social-responsibility

l Conditions – Edition September 2018

RULE NOTE NR 266

NR 266Requirements for Survey of

Materials and Equipment for theClassification of Ships and Offshore Units

SECTION 1 GENERAL

SECTION 2 EQUIPMENT AND MATERIALS CERTIFICATION REQUIREMENTS

SECTION 3 GENERAL INDEX

June 2019

Section 1 General

1 Scope of application 3

1.1 Purpose

2 Application 3

2.1 General2.2 Explanatory notes, symbols and abbreviations2.3 Notice regarding columns 3 to 7 (product certification)2.4 Notice regarding electrical equipment

Section 2 Equipment and Materials Certification Requirements

1 Summary (tables) 6

1.1 ForewordTable 1 : Raw Materials and Components for Hull - item A 7Table 2 : Hull Outfittings - item B 9Table 3 : Fire Protection, Detection and Extinction Systems - item C 15Table 4 : Cargo Environmental Control, IG (Inert Gas) Systems - item D 18Table 5 : Main Diesel Engines and their Auxiliaries - item E 20Table 6 : Main Turbines, Main Boilers, and their Auxiliaries - item F 30Table 7 : Auxiliary Machinery - item G 35Table 8 : Cargo Handling and Containment Systems of Liquefied Gas Carriers

- item H 54Table 9 : Cargo Handling and Containment Systems of Oil / FLS Tankers or

Chemical Tankers - item I 60Table 10 : Fire Fighting Ships - item J 64Table 11 : Electrical Equipment - item K 65Table 12 : Specific Equipment for Offshore Units - item L 76Table 13 : Refrigerating Installation covered by Additional Class Notation REF

(REF-CARGO, REF-CONT, REF-STORE) - item M 86Table 14 : Automation Systems covered by NR467, Pt C, Ch 3; or

Additional Class Notation AUT (AUT-UMS, AUT-CCS, AUT-PORT, AUT-IMS) - item N 89

Table 15 : Lifting Appliances for Ships and Offshore Units - item O 92Table 16 : Container Lashing Equipment for Ships with

Additional Class Notation LASHING - item P 97Table 17 : Installations covered by Additional Class Notation SPM

(SINGLE POINT MOORING) - item Q 98Table 18 : Installations covered by Additional Class Notation DYNAPOS

(Dynamic Positioning) - item R 99Table 19 : Pollution Prevention Installation covered by

Additional Class Notation CLEANSHIP (CLEANSHIP, CLEANSHIP SUPER and other notations) - item S 100

Table 20 : Availability of Machinery covered by Additional Class Notation AVM (AVM-APS, AVM-DPS, AVM-IPS) - item T 102

Table 21 : Gas Fuel Handling and Containment Systems of Gas Fuelled Ships - item U 103

Section 3 General Index 108

2 Bureau Veritas June 2019

NR 266, Sec 1

SECTION 1 GENERAL

1 Scope of application

1.1 Purpose

1.1.1 Rule Note NR266 summarizes the certificationrequirements for materials and equipment (generallyreferred to as «products») which are covered by the classand used or fitted on board the following units:

• Ships surveyed by the Society during construction inaccordance with the Rules for the Classification of SteelShips (NR467)

• Offshore units surveyed by the Society during construc-tion in accordance with the Rules for the Classificationof Offshore Units (NR445).

• Naval submarines surveyed by the Society during con-struction in accordance with the Rules for the Classifica-tion of Naval Submarines (NR535), unless otherwisespecified therein.

• Naval ships surveyed by the Society during constructionin accordance with the Rules for the Classification ofNaval Ships (NR483), unless otherwise specifiedtherein.

2 Application

2.1 General

2.1.1 The requirements for materials and equipment cov-ered by the class and used or fitted on board are given inthe relevant parts of the Rules for the Classification of SteelShips (NR467) or Offshore Units (NR445), as applicable.

2.1.2 In case of inconsistency, the requirements of theapplicable Classification Rules for the concerned unit pre-vail over the provisions of the present NR266.

2.1.3 The certification scheme of materials and equipmentcovered by the Class is given in NR320, CertificationScheme of Materials and Equipment for the Classification ofMarine Units.

2.1.4 In the case of a discrepancy between the provisionsof the applicable International and National Statutory Regu-lations and those of the Society’s Rules, the former takesnormally precedence. A valid certification to MED2014/90/EU (or MED96/98/EC as amended for its Annex A1items) is to be recognised for classification purpose.

2.1.5 The Society reserves the right to modify the require-ments given in the present NR266 to formulate new ones orto change their application in order to take into account theparticulars of a given construction, as well as local circum-stances.

2.1.6 The particular conditions and requirements expressedby National Flag Authorities, owners, shipyards or manufac-turers may lead to additional surveys or other services to bespecified and agreed in each case by the concerned parties.

2.1.7 Shipboard tests or tests on board (both at the mooringsand during trials) are not covered by this NR266 and areadditional to the workshop tests. Refer to relevant provisionsof NR467 and NR445 regarding shipboard tests, i.e. seeNR467, Pt C, Ch 1, Sec 15 for Machinery systems (typical).

2.1.8 General instructions for ships in service as perTNS_0001, Sec 1, [1.1.5]. For ships surveyed by the Societyduring the construction and for repairs of ships classed withthe Society, Bureau Veritas inspects the materials used forthe hull construction. Likewise, for both new buildings andClass maintenance repairs, the propelling machinery, elec-trical equipment, all essential auxiliaries, boilers and pres-sure vessels as defined by the Rules are normally inspectedand certified by the Society at the manufacturer works.Equivalent procedures can be accepted to the Surveyor's sat-isfaction.

2.2 Explanatory notes, symbols and abbreviations

2.2.1 Symbols used in the tables implemented in Section 2have the following meaning:

“C” indicates that a BV product certificate is required withinvitation of the Surveyor to attend the tests unless other-wise agreed, in addition to the manufacturer’s documentstating the results of the tests performed and/or compliancewith the approved type as applicable.

“W” indicates that a manufacturer’s document is required,stating the results of the tests performed and/or stating com-pliance with the approved type (as applicable). Also seeitem O (General) regarding acceptance of Works certificate“W”: Manufacturer's document (i.e. material inspectioncertificates type EN 10204 - 3.1).

“X” indicates that examinations and tests are required.

Where fitted, each additional index (h, ndt) indicates a spe-cific type of test:

h : Hydraulic pressure test (or equivalent)

ndt : Non-destructive tests as per Rules.

2.2.2 Column 1 (item code)

Column 1 contains an alpha-numeric code for ease of refer-ence equipment or component.

2.2.3 Column 2 (item name)

Column 2 contains the name of the equipment or compo-nent with, eventually, its sub-systems.

June 2019 Bureau Veritas 3

NR 266, Sec 1

2.2.4 Column 3 (design assessment/approval index)Column 3 contains the design assessment / approval index.The meaning of letters TA and DA is the following:

TA : Type Approval is required

TA (HBV): Type Approval is required with work’s recogni-tion (HBV scheme as per NR320)

DA : Design assessment / Appraisal of the product isrequired; this one may be carried out as appli-cable:

- either for a specific unit, or

- using the Type Approval procedure.Note 1: Where nothing is mentioned in column 3, a design assess-ment/approval of the specific unit is not required (or the unit is asub-system whose DA is already addressed within the scope of theMain system approval).

2.2.5 Column 4 (raw material certificate)Column 4 indicates the nature of the document that is to besubmitted by the manufacturer or supplier of the concernedraw material. Consistently with the Rules or agreed specifi-cations, this document includes data such as material tests(chemical composition and mechanical properties), non-destructive tests and surface hardness (if hardened).

2.2.6 Column 5 (examination and testing)Column 5 indicates that examination and/or testing arerequired, and are to be carried out by the manufacturer. Forthe type of examination and/or testing required, reference isto be made to the relevant provisions of the Rules for theClassification of Steel Ships (NR467) and Offshore Units(NR445).Note 1: As a general rule, even if a cross “X” is not fitted in a cellunder column 5, examination and tests during fabrication may berequired with invitation/attendance of the Society’s Surveyor.

2.2.7 Column 6 (product certificate)Column 6 indicates the nature of the document to be sup-plied by the manufacturer of the concerned product.

2.2.8 Column 7 (remarks)Column 7 indicates the remarks (if any) associated to theconcerned equipment or component.

2.3 Notice regarding columns 3 to 7 (product certification)

2.3.1 Column 3, column 4, column 5 column 6 and col-umn 7 summarize the product certification process or stepsto be completed by the manufacturer within the scope ofSurvey of Materials and Equipment at Works by the Society.

2.4 Notice regarding electrical equipment

2.4.1 Due to the great variety of electrical equipment (itemK), it has not been possible to give herewith the details ofthe surveys to which this electrical equipment is to be sub-mitted. For certain given types of equipment, special typetests leading to their approval are required; the programmesfor such type tests are set up for each category of equip-ment, together with the requirements for their carrying out,and the conditions of validity of the Type approval certifi-cate are given in the relevant Sections of the Rules for the

Classification of Steel Ships (NR467) and Offshore Units(NR445).As defined in NR467, Pt C, Ch 2, Sec 1, the auxiliaries con-sidered as essential are typically as follows:

1- Equipment for primary ‘essential services’ (serviceswhich need to be maintained in continuous operation):

• steering gear• actuating systems of controllable pitch propellers• scavenging air blowers, fuel oil supply pumps, fuel

valve cooling pumps, lubricating oil pumps and coolingwater pumps for main and auxiliary engines and tur-bines necessary for the propulsion

• forced draught fans, feed water pumps, water circulatingpumps, condensate pumps, oil burning installations, forsteam plants or steam turbines ship, and also for auxil-iary boilers on ship where steam is used for equipmentsupplying primary essential services

• azimuth thrusters which are the sole means for propul-sion/steering with lubricating oil pumps, cooling waterpumps

• electrical equipment for electric propulsion plant withlubricating oil pumps and cooling water pumps

• electric generators and associated power sources sup-plying the above equipment

• hydraulic pumps supplying the above equipment• viscosity control equipment for heavy fuel oil• control, monitoring and safety devices/systems for

equipment for primary essential services• speed regulators dependent on electrical energy for

main or auxiliary engines necessary for propulsion• starting equipment of diesel engines and gas turbines.

The main lighting system for those parts of the ship nor-mally accessible to, and used by, personnel and passengersis also considered (included as) a primary essential service.

2.a- Equipment for secondary ‘essential services’ (serviceswhich need not necessarily be in continuous operation):• windlasses• thrusters• fuel oil transfer pumps and fuel oil treatment equipment• lubrication oil transfer pumps and lubrication oil treat-

ment equipment• preheaters for heavy fuel oil• sea water pumps• starting air and control air compressors• bilge, ballast and heeling pumps• fire pumps and other fire-extinguishing medium pumps• ventilation fans for engine and boiler rooms• services considered necessary to maintain dangerous

cargo in a safe condition• navigation lights, aids and signals• internal safety communication equipment• fire detection and alarm systems• electrical equipment for watertight closing appliances• electric generators and associated power supplying the

above equipment


NR 266, Sec 1

• hydraulic pumps supplying the above mentioned equip-ment

• control, monitoring and safety for cargo containmentsystems

• control, monitoring and safety devices/systems forequipment for secondary essential services

• cooling system of environmentally controlled spaces.

2.b- Equipment for secondary ‘essential services’ (servicesfor maintaining conditions of habitability for people onboard):

• cooking

• heating

• domestic refrigeration

• mechanical ventilation

• sanitary and fresh water

• electric generators and associated power sources sup-plying the above equipment.

In the case of installations to be granted an additional classnotation, all the electrical equipment used for these installa-tions is to be considered as assuming an ‘essential service’;such is to be the case, for example, of driving motors forcompressors of refrigerating plants constructed and sur-veyed by the Society, lifting appliances for ships classedwith ALP or ALM notations, etc.

The Society reserves the right to add other auxiliaries to thislist, whenever deemed necessary and more especially forinstallations of peculiar type.


NR 266, Sec 2


SECTION 2 EQUIPMENT AND MATERIALS CERTIFICATION REQUIREMENTS

1 Summary (tables)

1.1 Foreword

1.1.1 The materials and equipment are organized in differ-ent families labelled “Item” followed by a letter (A to T), anda number for its sub-items where applicable; this constitutesan alphanumeric code for ease of reference equipment orcomponent as specified in Section 1 of this NR266.

For each “Item” (and its sub-items where applicable), thecertification requirements are summarized in a correspond-ing table. These tables are not to be considered as an alter-native or a substitute to the applicable Classification Rulerequirements. Materials or equipment which are not consid-ered in these tables are to be dealt with as per relevant pro-visions of applicable Classification Rules and/or as percriteria set up in agreement with the Society.

Item Title

A Raw Materials and Components for Hull

B Hull Outfittings

C Fire Protection, Detection and Extinction Systems

D Cargo Environmental Control, IG (Inert Gas) Systems

E Main Diesel Engines and their Auxiliaries

F Main Turbines, Main Boilers, and their Auxiliaries

G Auxiliary Machinery

H Cargo Handling and Containment Systems of Liquefied Gas Carriers

I Cargo Handling and Containment Systems of Oil / FLS Tankers or Chemical Tankers

J Fire Fighting Ships

K Electrical Equipment

L Specific Equipment for Offshore Units

M Refrigerating Installation covered by Additional Class Notation REF (REF-CARGO, REF-CONT, REF-STORE)

N Automation Systems covered by NR467, Pt C, Ch 3; or Additional Class Notation AUT (AUT-UMS, AUT-CCS, AUT-PORT, AUT-IMS)

O Lifting Appliances for Ships and Offshore Units

P Container Lashing Equipment for Ships with Additional Class Notation LASHING

Q Installations covered by Additional Class Notation SPM (Single Point Mooring)

R Installations covered by Additional Class Notation DYNAPOS (Dynamic Positioning)

S Pollution Prevention Installation covered by Additional Class Notation CLEANSHIP (CLEANSHIP, CLEANSHIP SUPER and other notations)

T Availability of Machinery covered by Additional Class Notation AVM (AVM-APS, AVM-DPS, AVP-IPS)

U Gas Fuel Handling and Containment Systems of Gas Fuelled Ships

7

A

Remarks

pproval as per NR216 and NR480, as applicableee raw material certification

pproval as per NR216 and NR480, as applicableee raw material certification

ype approval as per NR216

pproval as per NR216, as applicableee raw material certification

pproval as per NR216 and NR480

udders in composite materials: also see provisions of NI 590

A for structural assembly; see provisions of NR546 - Hull in omposite Materials and Plywood representative sample of the structural assembly is to be test-d and qualified as per agreed program; relevant tests to be car-ied out by a testing laboratory accepted by the Societyocument type according to the agreed survey scheme - as per

onditions set in the DAype approval or case-by-case approval by the Society; see rovisions of NR546, Section 11



June 2019 Bureau Veritas

Table 1 : Raw Materials and Components for Hull - item

RAW MATERIALS AND COMPONENTS FOR HULL - ITEM A

No. Item

Product certification

Designassessment/ Approval

Rawmaterial

certificate

Examina-tionand

testing

Productcertificate

A1 Steel plates, profiles, bars and pipes for main structure (1) C (1) (2)(1) A(2) S

A2Aluminium alloy plates, profiles, bars and pipes for main structure

(1) C (1) (2)(1) A(2) S

A3 Filler products for welding (welding consumables) TA (1) W(1) T

A4Aluminium alloy rivets for main structure and fixation of al-uminium alloy superstructures on steel hull

(1) C (1) (2)(1) A(2) S

A5Transition joints steel / aluminium alloy for fixation of su-perstructures on steel hull

TA (1) C C(1) A

A6Stem, stern post, rudder horn skegs and solid rudder pieces in forged or cast steel (1)

DA C X ndt C(1) R

A7 Cast steel shaft-brackets DA C X ndt C

A8

Composite materials DA (1) X (2) C / W (3) (1) DC

(2) Aer

(3) Dc

(4) Tp

• Adhesives intended for marine structural applications TA (HBV) (4) W

• Reinforcement fibres TA (HBV) (4) W

• Resin systems TA (HBV) (4) W

• Core materials for sandwiches TA (HBV) (4) W

A9 Aluminium alloy castings (1) C (1) (2)(1) A(2) S

A10 Steel castings for hull structure (1) C (1) (2)(1) A(2) S


) Approval as per NR216, as applicable) See raw material certification

A

Remarks

A11 Steel forgings for hull structure (1) C (1) (2)(1(2

A12 Pod housing for azipod steering system DA C X ndt C

A13 Thruster tunnel for transverse tunnel thruster system DA C X ndt C

RAW MATERIALS AND COMPONENTS FOR HULL - ITEM

No. Item



Rawmaterial

certificate

Examina-tionand

testing

Productcertificate

9

Remarks

or hydraulic pump casingsumps belonging to class I piping system. See item G31roof loading of steering chains and rodso comply with class I piping system. See item G26ype tests of hydraulic pumps, as per NR467ee also items G30 (Pressure vessels) and G42 (Hydraulic systems)unning tests - under load on board

or streamlined rudder blade of watertight constructionudders in composite materials: also see provisions of NI 590ydraulic nut/piston to be considered on a case-by-case basis,

s per technology (not a structural part for the integrity of theudder, except in case the connection blade/stock is a key con-ection without self keeping cone; in this configuration, the nutolds the full weight of the blade and the force is transmitted

hrough the thread to the stock)

A for ordinary anchorsA for High holding power (HHP) and very high holding powerVHHP) anchors. Refer to NR467 and NR216

pproval as per NR216 and NR480pproval as per NR216 and NR480 for round bars in grades Q2r Q3arking of chain cables as per NR216, Ch 4, Sec 1, [2]. Chain

ables which meet the requirements are to be stamped at bothnds of each length at least with the following marks: chain ca-le grade, certificate number, Society’s stamp.

pproval as per NR216 and NR480


Table 2 : Hull Outfittings - item B

HULL OUTFITTINGS - ITEM B

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

B1

Steering gears DA X C (1) F(2) P(3) P(4) T(5) T(6) SNote: R

1- Pumps (hydraulic pumps)TA or DA

(2) (5)C (1) X h C

2- Cylindrical shell of hydraulic cylinders, rotor housingfor rotary vane steering gear

C X h ndt C

3- Rams, piston rods C X C

4- Tiller, rotor for rotary vane steering gear, quadrant,steering chains and rods

C X ndt (3) C

5- Piping system and components (4) (6)

B2

Rudder (2) DA (1) F(2) R(3) H

aRnht

1- Rudder stock, rudder shaft, pintles, coupling bolts,hydraulic nut/piston (3)

C X ndt C

2- Rudder blade

C X h (1) C

B3 Bower anchorsDA (1) or

TA (2)C X ndt C

(1) D(2) T

(

B4 Anchor chain cable (1) C (2) X ndt (3) C

(1) A(2) A

o(3) M

ceb

B5 Anchor chain cable accessories (shackles, kenter shacklesand swivels)

(1) C X ndt C(1) A


Or assessment by the mean of type tests according to specialconditions. Ref. NR626 - Rule Note for Anchor windlassSee item G26 (Piping) and G42 (Hydraulic systems)For electric systems (motors, switchboards, starter cabinets, alarm panels, etc.), refer to the relevant provisions of item K; for the other systems, refer to the relevant provisions of this NR266, of NR626, and of NR467Refer to relevant provisions of NR626, Section 1, as amended

te: Alternative test methods subject to Society’s acceptance / An-choring tests / load tests on board, as per agreed program - Referto NR626

Include the fibre ropes intended for emergency towing arrange-ment, cargo handling gear or similar applications. Exclude the fibre ropes specific for offshore units which are covered in items L15 and L16 Requirements as per NR216

te: As per NR467, Pt B, Ch 9, Sec 4 - The towing and mooring ar-rangement as defined in NR467, Pt B, Ch 9, App 2, [1] and thetowing and mooring lines as defined in NR467, Pt B, Ch 9, App2, [2] are given as a guidance but are not required as a condi-tion of classification. Survey of steel wires and fibre ropes fortowing and mooring lines, when requested by the Owner, is tobe done as per requirements of NR216, Chapitre 4, Section1

For valves more than 100 mm in diameter

Cast piece

te: Hose test on board

te: Hose test on board

Remarks

B6

Motorized windlasses DA (1) X (4) C (1)

(2)(3)

(4)No

1- Main shaft DA C X ndt C

2- Casing or body, drum / gipsy-wheel, and main load-bearing structures

DA C X ndt C

3- Hydraulic systems, Electric systems (2) (3)DA X h C

4- Guide roller, Chain stopper (wire stopper), Guide pins DA C X ndt C

B7 Fibre ropes (1) (2) W X ndt C

(1)

(2)No

B8 Sea inlets and outlets distance pieces or pad C C (1) (1)

B9 Transducer compartment DA C X h C

B10 Hawse pipes (1) C X C (1)

B11 Side scuttles and windows DA C X C No

B12 Shell doors DA C X ndt C No


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

11

ose test on board, for watertight covers

s per NR467, Pt B, Ch 8, Sec 12ype of tightness (watertight, weathertight , semi-watertight ornprotected) and various degrees of watertightness are definedn NR467, Pt B, Ch 3, Sec 3, [3.3.2]nspection and testing: hydrostatic pressure testing, leakage cri-eria for watertight doors, leakage criteria for semi-watertight oors -as per NR467, Pt B, Ch 8, Sec 12, [5]ll watertight, semi-watertight and weathertight doors shall be

ubject to a hose test after installation in a ship. Hose testing on oard is to be carried out as per NR467, Pt B, Ch 8, Sec 12, [5]atertight compartments testing on board: also see provisions

f NR467, Pt B, Ch 11, Sec 3 (testing procedures of watertight ompartments)

atertightness, as applicable: see item B14

or electrical motors, refer to item K5; for the other systems, re-er to the relevant provisions of this NR266 and of NR467. For iping, valves and fittings, see items G26 and G27 Material certificate C for class 1 pressure vessels; see item G30 Material certificate W for class 2 or 3 pressure vessels; see tem G30or pump housing, material certificates (C / W) according to the iping class. See item G31ee item G28ther hydraulic power installations: see item G42

ee items O1 and O2

reaking test on specimen

Remarks


B13 Hatch covers DA C X ndt C Note: H

B14 Watertight and weathertight doors (1) (2) DA or TA (1) CX h ndt (3)

(4)C

(1) A(2) T

ui

(3) Itd

(4) Asb

Note: Woc

B15 External ramp DA C X ndt (1) C (1) W

B16 Movable deck and inner ramp DA C X ndt C

B17

Hydraulic power station for handling items B11 to B16 DA X C (1) Ffp

(2) --i

(3) Fp

(4) SNote: O

1- Pumps (hydraulic pumps) C / W (3) X h C

2- Electrical motors (1) (1) X C / W

3- Flexible hose assembly (4) TA W X h C

4- Hydraulic jacks, hydraulic cylinders and accumulators DA C / W (2) X h ndt C

B18 Mast and king posts for cargo derricks, derricks posts,crane columns welded to the ship structure (1) DA C X ndt C

(1) S

B19 Shrouds for item B18 DA

X (1) C(1) B


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


Concerns only ships for which the Rules require a loading cal-culatorShip specific onboard equipment. Requirements as per NR467, Pt B, Ch 10, Sec 2 and NR467, Pt C, Ch 3, Sec 6. Also see rel-evant provisions of NR266 item N (Automation systems)Loading instrument approval consists of: • approval of hardware according to NR467, Pt C, Ch 3,

Sec 6, [2.2], unless two computers are available on boardfor loading calculations only

• approval of basic software according to NR467, Pt C, Ch 3,Sec 6, [2.3]

• approval of application software, consisting in data verifi-cation which results in the Endorsed Test Condition accord-ing to NR467, Part B

• installation testing according to NR467, Pt C, Ch 3, Sec 6, [4]As per conditions set in the TA

te: Following installation on board with reference to the approvedmanual; on board tests as per NR467, Pt C, Ch 3, Sec 6

For welded constructionSee item B17

Remarks

B20 Loading instrument or calculator / Stability computer (1)TA or DA (2)

(3)

X (2) (3) C / W (4)

(1)

(2)

(3)

(4)No

B21

Articulations and hydraulic cylinders of split hopperdredger and split hopper units DA X h C (1)

(2)

1- Cylinder housing C X ndt (1) C

2- Covers C X ndt C

3- Piston rods, pins of hinges and eyes C X ndt C

4- Main bolting C X ndt C

5- Hinge eyes and pins (dock houses and main hinges) C X ndt C

6- Hydraulic power station for handling hydraulic cylinders (2) (2) (2) C


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

13

uoy and line-throwing appliance may be type approvedertificate W (works’): for the rope onlyay be type approved

oating system means the coating product (CP1), which could e an epoxy-based system or an alternative system (ref table 1 f IMO PSPC), and/or the associated shop primer(s) (SP1)efer to NR467, Pt A, Ch 1, Sec 2. Only for ships assigned with

he additional service feature CPS (WBT), or the additional lass notation CPS (WBT), CPS (VSP) or CPS (COT): coating ystem assessment and approval as per procedure described in R530, Coating Performance Standardhe laboratory engaged in testing of coating system is to be rec-gnized

Remarks


B22

Emergency towing arrangement (ETA) TA C X C (1) B(2) C(3) M1- Towing pennant / hook W C

2- Chafing gear: chain and associated accessories C C

3- Fairleads W C

4- Strongpoint (inboard end fastening of the towing gear);main framing, stopping device C C

5- Pick-up gear: rope, buoy, line-throwing appliance (1) W (2)

6- Pedestal roller fairlead (3) W

B23

Corrosion protective coatings (epoxy or equivalent): (1)• in dedicated seawater ballast tanks of ships of not less

than 500 gross tonnage and double-side skin spacesarranged in bulk carriers of length greater than or equalto 150 m

• in void spaces in bulk carriers and oil tankers• in cargo oil tanks of crude oil tankers of 5,000 tonnes

deadweight and above.

TA (HBV) (2) W X (3) W

(1) Cbo

(2) RtcsN

(3) To


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


) Including towing hook, towing winch, hook quick-release de-vice, winch quick-release device, winch slip device - within the scope of service notations tug, salvage tug, escort tug (see NR467, Part E, Chapter 1)

) Intended for towing vessels and/or supply vessels equipped with winches for anchor handling operations - within the scope of service notation anchor handling vessel (see NR467, Part E, Chapter 1)Or assessment by the mean of type tests according to specialconditionsSee item G26 (Piping) and G42 (Hydraulic systems)For electric systems (motors, switchboards, starter cabinets, alarm panels, etc.), refer to the relevant provisions of item K; for the other systems, refer to the relevant provisions of this NR266 and of NR467Tugs, Salvage tugs, Escort tugs: testing as per agreed program;refer to the relevant provisions of NR467, Part E, Chapter 1Anchor handling vessels: testing as per agreed program; refer to the relevant provisions of NR467, Part E, Chapter 2

te: On board tests as per agreed program; refer to the relevant pro-visions of NR467, Part E, Chapter 1 and NR467, Part E, Chapter 2

As per provisions of NR467, Pt B, Ch 9, Sec 4, [4].

Remarks

B24

Towing equipment - within the scope of service notations Tug, Salvage tug, Escort tug (1a)Anchor handling equipment - within the scope of service notation Anchor handling vessel (1b)

DA (2) X (5) (6) C

(1a

(1b

(2)

(3)(4)

(5)

(6)

No

1- Hook W X ndt C

2- Main shaft C X ndt C

3- Casing or body, winch drum / gipsy-wheel if any, andmain load-bearing structures

C X ndt C

4- Hydraulic systems, Electric systems (3) (4) DA X h C

5- Stern roller, Wire stopper, Guide pins DA C X ndt (5) C

B25

Bollards and bitts (1) (1)

1- As per recognised standards W W

2- Other cases DA C X C


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

15

item C

M C

Remarks

n the case of a discrepancy between the provisions of the ap-licable International and National statutory regulations and

hose of the Society’s Rules, normally the former take prece-ence. A valid certification to MED 2014/90/EU (or MED96/8/EC as amended for its Annex A1 items) is to be recog-ised for classification purposes per survey scheme set in the TA

See item C1, remark (1)








See item C1, remark (1)s per conditions set in the TA



Table 3 : Fire Protection, Detection and Extinction Systems -

FIRE PROTECTION, DETECTION AND EXTINCTION SYSTEMS - ITE

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

C1

Fire-resisting and fire-retarding divisions and associateddoors: Class A, B, H ...

(1) I

ptd9n

(2) A

- fire-resisting and fire-retarding divisions(bulkheads or decks)

TA (1) X C / W (2)

- associated doors TA (1) C / W (2)

C2 Upholstered furniture, excluding the frame TA (HBV) (1) W(1)

C3 Materials for pipes penetrating A or B class divisions(where they are not of steel or other equivalent material)

TA (HBV) (1) W(1)

C4 Materials other than steel for pipes conveying oil or fueloil: pipes and fittings, valves, flexible pipe assemblies

TA (HBV) (1) W(1)

C5 Materials for electrical cables penetrations through A or Bclass divisions

TA (HBV) (1) W(1)

C6Materials with low flame spread characteristic includingpaints, varnishes and similar, when they are required tohave such characteristic

TA (HBV) (1) W(1)

C7 Non-combustible materials TA (HBV) (1) W(1)

C8 Vertically supported textiles TA (HBV) (1) W(1)

C9 Primary deck coverings TA (HBV) (1) W(1)

C10 Fixed foam fire-extinguishing systems and associatedfoam-forming liquids

TA (1) X h ndt C / W (2)(1)(2) A

C11 Fixed powder fire-extinguishing systems, including powder TA (1) X h ndt C / W (2)(1)(2) A


) See also items G28 and G38) As per conditions set in the TA

) See item C1, remark (1)



) See item C1, remark (1)) As per conditions set in the TA) See item N4

) See item C1, remark (1)) See item N4




) See item C1, remark (1)) As per conditions set in the TA





- ITEM C

Remarks

C12Flexible pipes and expansion bellows of non-conventionalmaterial for any type of fluid TA (1) W X h ndt C / W (2)

(1(2

C13 Sprinkler heads for automatic sprinkler systems TA (HBV) (1) W(1

C14Nozzles for fixed pressure water-spraying fire-extinguishing systems for machinery spaces, boiler roomsand spaces intended for the carriage of vehicles

TA (HBV) (1) W(1

C15 Sensing heads for automatic fire alarm and fire detectionsystems

TA (HBV) (1) W(1

C16 Fixed fire detection and fire alarm systems (3) TA (1) X C / W (2)(1(2(3

C17 Explosive mixture detecting systems (2) TA (HBV) (1) W(1(2

C18 Portable explosive mixture detecting apparatus TA (HBV) (1) W(1

C19 Fixed instruments for measuring the oxygen content forinert gas systems serving cargo tanks

TA (HBV) (1) W(1

C20 Portable instruments for measuring the oxygen content forinert gas systems serving cargo tanks

TA (HBV) (1) W(1

C21 Fire dampers TA (1) X ndt C / W (2)(1(2

C22 Bedding components TA (HBV) (1) W(1

C23 Equivalent water-mist fire-extinguishing systems TA (1) X C / W (2)(1(2

C24 Equivalent fixed gas fire-extinguishing systems TA (1) X C / W (2)(1(2

C25 Fixed local application fire-extinguishing systems TA (1) X C / W (2)(1(2

FIRE PROTECTION, DETECTION AND EXTINCTION SYSTEMS

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

17



See item C1, remark (1)See item C6

See item C1, remark (1)See item C6



or electrical motors, refer to item K; for other systems, refer to elevant provisions of this NR266 and of NR467iesel engines as per item E1

Performance test for bilge and fire pumps according to NR467, t C, Ch 1, Sec 10. See item G31

Requirements according to relevant class of piping; see items 26 and G27



essels: see item G30iping: as per relevant provisions of items G26 and G27

M C

Remarks


C26 Equivalent water-mist automatic sprinkler systems TA (1) X C / W (2)(1)(2) A

C27 Fire extinguishers TA (1) X C / W (2)(1)(2) A

C28 Surface linings (of bulkheads and ceilings) (2) TA (HBV) (1) W(1)(2)

C29 Floor coverings (2) TA (HBV) (1) W(1)(2)

C30 Fire windows TA (HBV) (1) W(1)

C31Prefabricated fire resisting elements (sanitary blocks forexample) TA (1) X C / W (2)

(1)(2) A

C32

Fire pumps and their prime movers DA X (2) C (1) FrD

(2)P

1- Fire pumps W X h ndt C

2- Prime movers (1) (1) X (1) C

C33 Fire hydrants, pipes, shore connections, valves andaccessories

(1) (1) (1) (1)(1)

G

C34 Fire hoses TA (HBV) (1) W(1)

C35 Dual-purpose nozzles TA (HBV) (1) W(1)

C36

High pressure CO2 fire smothering systems DA C (1) V(2) P

1- Gas bottles (1) DA C X h ndt C

2- Distribution systems (2) DA C / W X h ndt C

C37 Low pressure CO2 fire smothering storage systems DA C X h ndt C

FIRE PROTECTION, DETECTION AND EXTINCTION SYSTEMS - ITE

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


em D

M D

Remarks

item G15

item G16 (and item F16)

sidered as class 1 piping accessory: see item G27

item G38

item G30 for pressure vessels

item H17 or I14 according to the case

item G27 for accessories of pipes (valves and fittings)

item N5er survey scheme set in the TA

ing verification

item G30 for pressure vessels

Table 4 : Cargo Environmental Control, IG (Inert Gas) Systems - it

CARGO ENVIRONMENTAL CONTROL, IG (INERT GAS) SYSTEMS - ITE

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

D1 Inert gas generator system: boiler flue gas or oil fired inertgas generators (1)

DA C X h ndt C(1) See

D2 Burning units for item D1 (1) DA (1) X C(1) See

D3 Uptake valves of main boilers (1) DA C / W (1) X h C(1) Con

D4 Expansion bellows (1) TA W X h ndt C(1) See

D5 Inert gas scrubber DA C X h ndt (1) C(1) See

D6 Blowers DA X C

D7 Deck water seal DA X h C

D8 Non return devices supplementing the deck water seal DA X C

D9 Discharge pipe from scrubber to overboard C X h C

D10 Isolating valves from IG system and cargo tanks (1) TA or DA C / W (1) X h ndt C(1) See

D11 Regulating valves DA (1) X h C(1) See

D12 Control and monitoring systems and components(gauge, sensors, oxygen analyser, etc…) (1)

TA X C / W (2)(1) See(2) As p

D13 Breathing valves or devices TA X (1) C(1) Sett

D14 Inert gas coolers DA (1) X h C(1) See

19

he requirements for inert gas systems given in item D1, appli-able to vessels, piping arrangements, alarms and instrumenta-ion downstream of the generator, etc., are to be compliedith, as far as applicable

or electrical motors, refer to item K; for other systems, refer toelevant provisions of this NR266 and of NR467ogether with dryers if any

ee item G30 for pressure vesselsncluding calibration of safety devices

or special types of process, the Society reserves the right todd requirements or modify those given in item D18

ee item G30 for pressure vessels

ITEM D

Remarks


D15

Other IG Systems / Nitrogen generator system or N2 gasgenerator system where inert gas is produced by separationof the air into its component gases: i.e. compressed airprocessed through a bundle of hollow fibres, semi-permeable membranes or adsorber materials (1)

DA C X h ndt C

(1) Tctw

D16

Feed air compressors for item D15 and their prime movers DA (1) Fr

(2) T1- Feed air compressors DA W X h (2) C

2- Prime movers (1) (1) (1) X (1) C

D17 Air receivers and process tanks for item D15 (1) DA C X h ndt (2) C(1) S(2) I

D18 Synthesis gas modules for item D15 (1) DA X W(1) F

a

D19 Feed air treatment system for item D15 (1) DA W X h ndt C(1) S

CARGO ENVIRONMENTAL CONTROL, IG (INERT GAS) SYSTEMS -

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


item E

E

Remarks

Symbols specifically used in this item E1 are defined below, in accordance with NR467, Pt C, Ch 1, Sec 2:Chem : Chemical compositionCD : Crack detection by MPI (magnetic particle inspec-

tion) or DP (dye penetration inspection)D : Cylinder bore diameter (mm)GJL : Grey cast ironGJS : Spheroidal graphite cast ironGS : Cast steelMech : Mechanical propertiesC : Society certificateTR : Test reportUT : Ultrasonic testingW : Work certificateX : Visual examination of accessible surfaces by the

Surveyor

) For turbochargers: see item E12 and provisions of NR467, Pt C, Ch 1, Sec 14

) Crankcase safety valves are to be type tested in accordance with NR467, Pt C, Ch 1, App 4 and documented according to Pt C, Ch 1, Sec 2, [2.3.4]. Also see item E9

) Oil mist detection systems are to be type tested in accordance with NR467, Pt C, Ch 3, App 1 and documented according to NR467, Pt C, Ch 1, Sec 2, [2.3.5]. Also see item E9

) For speed governor and overspeed protective devices, see Pt C, Ch 1, Sec 2, [2.7]. Also see item E9

) Material properties include chemical composition and me-chanical properties, and also surface treatment such as surfacehardening (hardness, depth and extent), peening and rolling(extent and applied force)

) Non-destructive examination means

Table 5 : Main Diesel Engines and their Auxiliaries -

MAIN DIESEL ENGINES AND THEIR AUXILIARIES - ITEM

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

E1

Diesel engines listed bellow:• Main propulsion engines• Engines driving electric generators, including emergen-

cy generators• Engines driving other auxiliaries essential for safety and

navigation and cargo pumps in tankers, when they de-velop a power P 110 kW

General remarks: (1) (2) (3) (4), and (18) (19) (20) (21)

TA (15)X ndt (16)

(17)C

(1

(2

(3

(4

(5

(6

1- Welded bedplateW(Chem+Mech)

(5)

W(UT+CD) (6)

fit-up + post-welding

(11)

C

2- Bearing transverse girders GSW(Chem+Mech)

(5)

W(UT+CD) (6)X

C

3- Welded frame boxW(Chem+Mech)

(5)

W(UT+CD) (6)


(11)

C

4- Cylinder block GJL (applicable to crosshead engines) W (7) (8)

5- Cylinder block GJS (applicable to crosshead engines) W (7) (8)

6- Welded cylinder frames (applicable to crosshead engines)

W(Chem+Mech)

(5)

W(UT+CD) (6)


(11)

C

7- Engine block GJL (applicable to engines > 400 kW/Cyl.) W (7) (8)

21

ydraulic testing to be applied on the water/oil side of theomponent. Items are to be tested by hydraulic pressure at theressure equal to 1,5 times the maximum working pressure.igh pressure parts of the fuel injection system are to be testedy hydraulic pressure at the pressure equal to either 1,5 times

he maximum working pressure or the maximum working pres-ure plus 300 bar, whichever is lesser. Where design or testingeatures may require modification of these test requirements,pecial consideration may be givenydraulic testing is also required for those parts filled with

ooling water and having the function of containing the waterhich is in contact with the cylinder or the cylinder linerharge air coolers need only be tested on the water sideimensional inspection, including surface conditionisual inspection by the Surveyorpplicable to engines with D > 300 mmpplicable to engines with D 300 mmpplicable to all engines with accumulators with a capacity of 0,5 lype test: stages A, B and C as per NR467, Pt C, Ch 1, Sec 2DT as per NR467, Pt C, Ch 1, Sec 2orks trials (factory acceptance tests), as per NR467, Pt C,

h 1, Sec 2ll the other engines are to be designed and constructed ac-ording to sound marine practice, with the equipment requiredn NR467, Pt C, Ch 1, Sec 2, [2.3.4], and delivered with the rel-vant works’ certificate (see NR216 Materials and Welding,h 1, Sec 1, [4.2.3])ngines intended for propulsion of lifeboats and compressiongnition engines intended for propulsion of rescue boats are toomply with the relevant rule requirements

Remarks


8- Engine block GJS (applicable to engines > 400 kW/Cyl.)W(Mech)

(5)W (7) (8)

(7) HcpHbtsfs

(8) Hcw

(9) C(10) D(11) V(12) A(13) A(14) A

>(15) T(16) N(17) W

C(18) A

cieC

(19) Eic

E1

9- Cylinder liner (applicable to engines with D > 300 mm)W(Chem+Mech)

(5)W (7) (8)

10- Cylinder head GJL (applicable to engines with D > 300 mm)

W (7)

11- Cylinder head GJS (applicable to engines with D > 300 mm)

W (7)

12- Cylinder head GS (applicable to engines with D > 300 mm)

W(Chem+Mech)

(5)

W(UT+CD) (6)

W (7)X

C

13- Forged cylinder head (applicable to engines with D > 300 mm)

W(Chem+Mech)

(5)

W(UT+CD) (6)

W (7)X

C

14- Piston crown GS (applicable to engines with D > 400 mm)

W(Chem+Mech)

(5)

W(UT+CD) (6)X

C

15- Forged piston crown (applicable to engines with D > 400 mm)

W(Chem+Mech)

(5)

W(UT+CD) (6)X

C

16- Crankshaft: made in one pieceC

(Chem+Mech) (5)

W(UT+CD) (6)

W (10),Random of fillets and oil bores

(11)

C

MAIN DIESEL ENGINES AND THEIR AUXILIARIES - ITEM E

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


0) Additional requirements for control and safety systems for dualfuel engines are given in NR467, Pt C, Ch 1, App 2

1) In addition to the requirements of NR467, Pt C, Ch 1, Sec 2,those given in NR467, Pt C, Ch 1, Sec 1 apply

E

Remarks

17- Semi-built crankshaft See item 18 See item 18 C(2

(2

E1

18- Crank throwC

(Chem+Mech) (5)

W(UT+CD) (6)

W (10),Random of fillets and

shrink fittings (11)

19- Forged main journal and journals with flangeC

(Chem+Mech) (5)

W(UT+CD) (6)

W (10),Random of

shrink fittings (11)

20- Exhaust gas valve cage (applicable to crosshead engines)

W (7)

21- Piston rod, if applicable (applicable to engines with D > 400 mm)

C (Chem+

Mech) (5)

W(UT+CD) (6)

CD again after final machining (grinding),Random

(11)

C

22- Crosshead (applicable to crosshead engines)C

(Chem+Mech) (5)

W(UT+CD) (6)

CD again after final machining (grinding),Random

(11)

C


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

23

Remarks


23- Connecting rod with cap

C (Chem+

Mech) (5)

W(UT+CD) (6)

W (10),Random of all surfaces, in particular those shot

peened (11)

C

E1

24- Coupling bolts for crankshaftC

(Chem+Mech) (5)

W(UT+CD) (6)

W (10),Random of interference

fit (11)

C

25- Bolts and studs for main bearings (applicable to engines with D > 300 mm)

W(Chem+Mech)

(5)

W(UT+CD) (6)

26- Bolts and studs for cylinder heads (applicable to engines with D > 300 mm)

W(Chem+Mech)

(5)

W(UT+CD) (6)

27- Bolts and studs for connecting rods (applicable to engines with D > 300 mm)

W(Chem+Mech)

(5)

W(UT+CD) (6),

TR of thread making (10)

28- Tie rod (applicable to crosshead engines)W(Chem+Mech)

(5)

W(UT+CD) (6),

TR of thread making (10),

Random (11)

C

29- High pressure fuel injection pump bodyW (7) (12)TR (7) (13)

30- High pressure fuel injection valves (only for those not autofretted)

W (7) (12)TR (7) (13)


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


) Pump housing: material certificate (C / W) according to the piping class. See item G31

) Non electrical (i.e. hydraulic); for electrical motors, refer to item K5

) Material certificate (C / W) according to the vessel class 1, 2 or 3. See item G30 (Pressure vessels)

E

Remarks

31- High pressure fuel injection pipes including common fuel rail (for those that are not autofretted)

W(Chem+Mech)

(5)

W (7) (12)TR (7) (13)

E1

32- High pressure common servo oil systemW(Chem+Mech)

(5)

W (7) (12)TR (7) (13)

33- Cooler, both sides (applicable to engines with D > 300 mm)

W(Chem+Mech)

(5)W (7) (9)

34- Accumulator of common rail fuel or servo oil systemW(Chem+Mech) (5) (14)

W (7) (14)

35- Piping, pumps, actuators, etc. for hydraulic drive of valves, if applicable (applicable to engines > 800 kW/Cyl.)

W(Chem+Mech)

(5)W (7)

36- Engine driven pumps (oil, water, fuel, bilge) (applicable to engines > 800 kW/Cyl.)

W (7)

37- Bearings for main, crosshead, and crankpin (applicable to engines > 800 kW/Cyl.)

TR(C) (5), TR(UT for

full contact between basic ma-terial and bearing

metal) (6)

W (10)

E2

Cooling pumps, lubricating oil pumps, independent of itemE1, and their prime movers

(1

(21- Cooling pumps, lubricating oil pumps, independent of E1 C / W (1) X h C

2- Prime movers (2) X h C

E3Heat exchangers (lubricating oil or fresh water coolers, fuelheaters)

DA or TA C / W (1) X h ndt C(1


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

25

ee item G15

ee item G30 for pressure vesselsncluding setting of safety devices, if anyir Starters are part of Starting equipment of diesel engines.quipment for primary ‘essential services’ as per NR467 Pt C,h 2, Sec 1. Product certificate required for Air Starters: C/W,s per conditions set in the TA (IBV/HBV)uring sea trials of the ship (capacity check)

ncluding coolers, if anyon electrical (i.e. hydraulic); for electrical motors, refer to

tem K5ompressed air systems: ref NR467, Ch 1, Sec 10, [17]. Air ompressors having a crankcase volume of at least 0,6 m3 are o be fitted with crankcases explosion relief valves satisfying he provisions of NR467, Ch 1, Sec 2, [2.3.4]. Also see item E9nder load, on board (capacity). Also ref. NR467, Ch 1, Sec 15

Shipboard tests for machinery)

unning test - on board

Remarks


E4 Exhaust gas-boilers (1) DA C X h ndt C(1) S

E5 Starting air receivers of item E1 (1) DA or TA (3) C X h ndt (2) C

(1) S(2) I(3) A

ECa

Note: D

E6

Air compressors for filling of item E5, and their prime movers DA (3) (1) I(2) N

i(3) C

ctt

Note: U(

1- Air compressors for filling of item E5 W X h (1) C


E7 Turning gears of item E1 X WNote: R


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


) For turbochargers, refer to provisions of item E12) As per NR467. 'Scavenging air auxiliary compressors or blow-

ers' are considered as equipment for primary ‘essential services’(services which need to be maintained in continuous operation)

) As general, electrically-driven auxiliary blowers are providedto supplement the scavenge air delivery when engines are op-erating at low loads and speeds (because, at such low engineloads and speeds, the turbochargers cannot deliver the neces-sary air for the gas flow process)

) Shaft and rotor including blades: material certificate C, for aux-iliary compressors or blowers fitted on diesel engines with cyl-inder bore D > 300 mm. Works’ certificate W may be acceptedfor auxiliary compressors or blowers fitted on diesel engineswith cylinder bore D 300 mm

) Examination, testing and certification: as per relevant provi-sions of item E12 (turbochargers)

) Electrical motors: refer to relevant provisions of item K5) TA as per NR467, Pt C, Ch 1, Sec 14. Type tests as per agreed

program

E

Remarks

E8

Scavenging and supercharging compressors or blowers (1) (1(2

(3

(4

(5

(6(7

1- Auxiliary compressors or blowers (2) (3) DA or TA (7) C (4) X h ndt (5) C / W (5)

2- Electrical motors (6) DA or TA W (6) X (6) C / W (6)


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

27

iesel engines of a cylinder diameter of 200 mm and above or crankcase gross volume of 0,6 m3 and above are to be pro-ided with crankcase explosion relief valves in accordanceith Rules. Crankcase construction and crankcase doors are toe of sufficient strength to withstand anticipated crankcaseressures that may arise during a crankcase explosion taking

nto account the installation of explosion relief valves requiredy NR267, Pt C, Ch 1, Sec 2. Type testing procedure is to com-ly with NR267, Pt C, Ch 1, App 4.il mist detection arrangements are to be of a type approved

nd tested in accordance with NR267, Pt C, Ch 3, App 1 andomply with relevant provisions of NR267, Pt C, Ch1, Sec 2.ngine bearing temperature monitors or equivalent devicessed as safety devices have to be of a type approved by the So-iety for such purposes.peed governor and overspeed protective devices: see Pt C, Ch , Sec 2, [2.7].esting and/or document review, as applicableesting as per NR467 and program accepted by the Societylso see relevant provisions of items, K25, N, G26, and G27s per technology and conditions set in the TAuring running, load tests, according to agreed program

ee items G26 and G27

his item E11 is kept for information and records only; the ter-inologies “Mass-produced diesel engines” or “Mass produc-

ion” are no longer used in NR467 (such consideration has een withdrawn since July 2016). For diesel engines, refer to tem E1 and provisions of NR467, Pt C, Ch 1, Sec 2he provisions of item E1 regarding survey of engine compo-ents and evaluation of test results are to be complied withype tests as per NR467, Pt C, Ch 1, Sec 2 and program accept-d by the Societyorks trials as per NR467, Pt C, Ch 1, Sec 2

ociety certificate, as defined in item E1

Remarks


E9Crankcase explosion relief valves, Oil mist detection,Regulation and safety devices (3) (6)

DA or TA (1) (2)

C / W (4) X (5) C / W (7)

(1) Davwbpibp

(2) OacEuc

(3) S1

(4) T(5) T(6) A(7) ANote: D

E10Pressure pipes (water, lubricating oil, fuel oil, andcompressed air pipes), valves and other fittings

(1) C / W (1) X h C(1) S

E11 Mass-produced diesel engines (1) TA (3) W (2) X ndt (2) (4) C (5)

(1) Tmtbi

(2) Tn

(3) Te

(4) W(5) S


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


) Turbochargers are to be type approved, either separately or asa part of an engine. The requirements are written for exhaustgas driven turbochargers, but apply also, in principle, to enginedriven chargers

) The requirements escalate with the size of the turbochargers.The size parameter is the engine power (at MCR) supplied by agroup of cylinders served by the actual turbocharger (e.g. for aV-engine with one turbocharger for each bank, the size is halfof the total engine power)

) Categories B and C turbochargers: documentation for approvaland type tests as per NR467, Pt C, Ch 1, Sec 14

) Category A turbochargers: documentation for approval as perNR467, Pt C, Ch 1, Sec 14

) Chemical composition of material for the rotating parts; me-chanical properties of the material of a representative speci-men for the rotating parts and the casing

) Works’ inspection and testing as per NR467, Pt C, Ch 1, Sec 14) UT and crack detection of rotating parts: Works’ certificate (W);

dimensional inspection of rotating parts: Works’ certificate (W)) Rotor balancing: Class certificate (C) for category C turbochargers,

Works’ certificate (W) for category B turbochargers) Hydraulic testing of cooling spaces to 4 bars or 1,5 times the

maximum working pressure, whichever is higher: Class certifi-cate (C) for category C turbochargers, Works’ certificate (W) forcategory B turbochargers

0) Overspeed test of all the compressor wheels for a duration of3 minutes at either 20% above the alarm level speed at roomtemperature or 10% above the alarm level speed at 45°C inlettemperature when tested in the actual housing with the corre-sponding pressure ratio. The overspeed test may be waived forforged wheels that are individually controlled by an approvednon-destructive method: Class certificate (C) for category C tur-bochargers, Works’ certificate (W) for category B turbochargers

1) Scavenging/auxiliary compressors or blowers: refer to item E82) According to an agreed program

E

Remarks

E12

Turbochargers (1) (2) (11) DA or TA (1

(2

(3

(4

(5

(6(7

(8

(9

(1

(1(1

1- Category C: Turbochargers having served power bycylinder groups > 2500 kW

DA or TA (3) W (5)X h ndt (6) (7) (8) (9)

(10)C

2- Category B: Turbochargers having served power bycylinder groups > 1000 kW and 2500 kW

DA or TA (3) HBV

W (5)X h ndt (6) (7) (8) (9)

(10)W

3- Category A: Turbochargers having served power bycylinder groups 1000 kW

DA or TA (4) HBV

W X h ndt (12) W


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

29

he gas may be either compressed natural gas or liquefied naturalasefer to specific requirements of NR529 Gas Fuelled Ships,nd relevant provisions of NR467, Pt D, Ch 9, Sec 16he provisions of item E1 (Main and auxiliary diesel engines) egarding survey of engine components and evaluation of test esults are to be complied with, as far as applicableee also relevant provisions of NR467, Part C, Chapter 1, par-icularly NR467, Pt C, Ch 1, App 2or piping systems: see also the relevant provisions of NR216nd NR467, Pt C, Ch 1, Sec 10

s per NR467, Pt C, Sec 1s per conditions set in the TA

Remarks


E13

Gas engines (1) (2)For ships with gas fuelled propulsion; the service notation iscompleted by one of the following additional service features:• dualfuel for engines using both gas and fuel oil as fuel• gasfuel for engines using only gas as fuel

TA (3) (4)C / W

(3) (4) (5)X (3) (4) (5) C

(1) Tg

(2) Ra

(3) Trr

(4) St

(5) Fa

E14 Chocking systems, chocking resins TA (1) W X C / W (2)(1) A(2) A


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


s - item F

ITEM F

Remarks

) For mass-produced turbines which are requested to be type ap-proved by the Society, the tests and trials on a prototype are tobe carried out in the presence of the Surveyor. The minimumrequired attendance of the Surveyor at the production tests andtrials will be agreed between the manufacturer and the Societyon a case-by-case basis

) Shop trials as per NR467) Thermal stability test of rotors (solid forged and welded rotors of

propulsion turbines are to be subjected to a thermal stability testwhere the service temperature exceeds 400C; this test is to becarried out after heat treatment and rough machining or at a laterstage of fabrication, in accordance with a procedure agreed bythe Society)

) Balancing and overspeed test of rotors) Material tests (all) and NDT: magnetic particle or liquid pene-

trant (all) and Ultrasonic or X Ray examination (sample)) Material tests (all) and NDT: magnetic particle or liquid penetrant

(spot as agreed between the Manufacturer and the Surveyor)) Material tests (sample) and NDT: magnetic particle or liquid pen-

etrant (sample) and Ultrasonic or X Ray examination (sample)) See items G26 and G27) Material tests and NDT: as required in the relevant Sections of

the Rules0) Including overspeed tripping device test1) See item G12) Such as pressure gauges, thermometers, speed indicators, vi-

bration detectors. Automation systems: see relevant provisions of item N

3) Accuracy (calibration) to be checked4) See item G30 for pressure vessels

) For casing only

Table 6 : Main Turbines, Main Boilers, and their Auxiliarie

MAIN TURBINES, MAIN BOILERS, AND THEIR AUXILIARIES -

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

F1

Steam turbines (1)(all steam turbines, including propulsion steam turbines,steam turbines intended for auxiliary services essential forsafety and navigation, or for driving cargo pumps in tankers)

DA X (2) C

(1

(2(3

(4(5

(6

(7

(8(9

(1(1(1

(1(1

1- Rotating parts (turbine rotors, shafts, stiff and flexiblecouplings, bolts for couplings and other dynamicallystressed parts, integral pinions and gears)

C (5) X ndt (3) (4) C

2- Stationary parts (castings and plates for casings) W (6) X h ndt C

3- Blades C (7) X ndt C

4- Piping, valves and associated fittings (8)C / W (8)

(9)X h ndt C

5- Regulation and safety devices X (10) C

6- Flexible coupling (11) DA C / W X C / W

7- Measuring instruments (12) TA X (13) C

8- Turbine and nozzle casings W (6) X h ndt C

9- Intermediate coolers and heat exchangers (14) DA C X h ndt C

F2 Manoeuvring and distribution valves of item F1 DA C (1) X C(1

31

ncluding chemical analysisydraulic test, or examination as per agreed procedureunning tests - during sea trials

unning tests - on board

ump housing: material certificates (C / W) according to the iping class. See item G31on electrical (i.e. hydraulic); for electrical motors, refer to

tem K5

ump housing: material certificates (C / W) according to the iping class. See item G31ee item E2on electrical (i.e. hydraulic); for electrical motors, refer to

tem K5

ump housing: material certificates (C / W) according to the iping class. See item G31ee item F5on electrical (i.e. hydraulic); for electrical motors, refer to

tem K5

r vacuum pumps and their non electrical prime moversunning tests - on board, general examination

ee item E3or tubes and plates: chemical analysis supplied by the manu-acturer

nd steam traps - see item G30 for pressure vesselsasing only (material certificate W, if vessel class 2 or 3)

F

Remarks


F3

Main condensers DA X h C (1) I(2) HNote: R1- Tubes C (1) X h (2)

2- Tubes plates C X

3- Water boxes and shells X

F4 Turning gears of item F1 X WNote: R

F5

Circulating pumps and their prime movers X C (1) Pp

(2) Ni

1- Circulating pumps C / W (1) X h C


F6

Lubricating oil pumps and their prime movers (2) X C (1) Pp

(2) S(3) N

i

1- Lubricating oil pumps C / W (1) X h C


F7

Extraction pumps and their prime movers (2) X C (1) Pp

(2) S(3) N

i

1- Extraction pumps C / W (1) X h C


F8 Air ejectors (1) X h C(1) ONote: R

F9 Lubricating oil coolers (1) DA C (2) X h C(1) S(2) F

f

F10 Drain coolers (1) DA C (2) X h C(1) A(2) C

MAIN TURBINES, MAIN BOILERS, AND THEIR AUXILIARIES - ITEM

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


) See item G30 for pressure vessels) If forming or welding) For cylindrical boilers only (internal test)) For tubes and headers of steam heaters only) And accessories, see item G27) See item G27) Capacity test on prototype) Setting and accumulation tests) See items G26 and G270) For pressure pipes1) Accuracy to be checked2) As per conditions set in TA3) Automation systems: see relevant provisions of item Note: Running tests - on board under load, during sea trials

) Casing and assembling bolts (centrifugal pumps)) Main parts before assembling) See item G31) Rotor balancing (centrifugal pumps)) Non electrical (i.e. hydraulic); for electrical motors, refer to

item K5

) And steam traps. See item G30 for pressure vessels) Casing only (material certificate W, if vessel class 2 or 3)ote: Running tests - on board, during sea trials

ITEM F

Remarks

F11

Main boilers (1) and their accessories (13) DA X h C (1(2(3(4(5(6(7(8(9(1(1(1(1N

1- Drums and headers C X ndt h C

2- Tubes C X h ndt (2) C

3- Furnaces (e.g. cylindrical and vertical boilers) C X ndt h (3) C

4- Longitudinal stays and screw stays C X C

5- Superheaters (heaters, tubes) C X ndt h (2) C

6- Economizers C X ndt h C

7- Air heaters (4) C X ndt h C

8- Valves (5) (5) C / W (5) X h C

9- Safety valves (6) DA C X h (7) (8) C

10- Miscellaneous pipes and flanges connecting variousparts (headers, superheaters, etc.)

C (9) X h (10) C

11- Automatic burning system X h C

12- Level indicator pillars TA X h C

13- Remote level indicators TA X h C / W (12)

14- Pressure gauges and thermometers X h (11) C

F12

Feed pumps of item F11 and their prime movers DA X C (1(2(3(4(5

1- Feed pumps (3) C (1) X h (2) (4) C


F13 Feed water heaters (1) DA C (2) X h C(1(2N


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

33

asing and assembling boltson electrical (i.e. hydraulic); for electrical motors, refer to

tem K5ee item G31unning tests - on board during boiler tests

on electrical (i.e. hydraulic); for electrical motors, refer to tem K5unning tests - on board during boiler tests

ee items G26 and G27on electrical (i.e. hydraulic); for electrical motors, refer to

tem K5alibration to be checkedA not required when the burning unit is already design ap-roved as part of F11 / G15unning tests - on board during boiler tests

F

Remarks


F14

Forced circulation pumps of item F11 and their prime movers DA C (1) C(2) N

i(3) SNote: R

1- Forced circulation pumps (3) C (1) X h C


F15Forced draught fans X W (1) N

iNote: Rand their Prime movers (1) X h C

F16

Burning units of item F11 DA (4) C (1) S(2) N

i(3) C(4) D

pNote: R

1- Pumps X h W

2- Heaters DA X h W

3- Filters X h W

4- Valves and pipes, safety devices (1) C X h W

5- Prime movers of 1- (2) X h W

6- Pressure gauges X h (3) W

MAIN TURBINES, MAIN BOILERS, AND THEIR AUXILIARIES - ITEM

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


) ‘Mass-produced’ gas turbines are to be tested in accordancewith agreed programme. The selection of the turbine to be testedfrom the production line is to be agreed upon with the Surveyor

) Type tests: stages A, B and C as per NR467) Works trials: shop tests are to be performed as per NR467) Thermal stability test of rotors (solid forged and welded rotors

of propulsion turbines are to be subjected to a thermal stabilitytest where the service temperature exceeds 400°C; this test isto be carried out after heat treatment and rough machining orat a later stage of fabrication, in accordance with a procedureagreed by the Society)

) Balancing and overspeed test of rotors) Material tests (all) and NDT: magnetic particle or liquid pene-

trant (all) and Ultrasonic or X Ray examination (sample)) Material tests (all) and NDT: magnetic particle or liquid penetrant

(spot as agreed between the Manufacturer and the Surveyor)) Material tests (sample) and NDT: magnetic particle or liquid pen-

etrant (sample) and Ultrasonic or X Ray examination (sample)) See items G26 and G270) Material tests and NDT: as required in the relevant Sections of

the Rules1) Including overspeed tripping device test2) See item G13) Such as pressure gauges, thermometers, speed indicators, vi-

bration detectors. Automation systems: see relevant provisions of item N

4) Accuracy (calibration) to be checked5) See item G30 for pressure vessels

ITEM F

Remarks

F17

Gas turbines including propulsion gas turbines, gasturbines intended for auxiliary services essential for safetyand navigationItem F17 does not apply to mass-produced gas turbines (1)

TA (2) X (3) C

(1

(2(3(4

(5(6

(7

(8

(9(1

(1(1(1

(1(1

1- Rotating parts (compressors and turbine rotors, shafts,stiff and flexible couplings, bolts for couplings and otherdynamically stressed parts, integral pinions and gears)

C (6) X ndt (4) (5) C

2- Stationary parts (castings for casings intended for atemperature exceeding 230°C and plates for casingsintended for a temperature exceeding 370°C or pressureexceeding 4 Mpa)

W (7) X h ndt C

3- Blades C (8) X ndt C

4- Piping, valves and associated fittings (9)C / W (9)

(10)X h ndt C

5- Regulation and safety devices X (11) C

6- Flexible coupling (12) DA C / W X C / W

7- Measuring instruments (13) TA X (14) C

8- Turbine and nozzle casings W (6) X h ndt C

9- Intermediate coolers and heat exchangers (15) DA C X h ndt C


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

35

Remarks

e item G5 regarding main propulsion shafting componentsr metallic parts, i.e. shafts, flanges, power transmitting parts:aterial certificate C. Welds if any to be documented according agreed specificationr hydraulic or pneumatic equipment a general: when index DA is required, this may be done for aecific unit or using the type approval procedure (TA). Flexibleuplings of non-standard type are to be considered on case-by-se basis with the Society case of mass-produced items manufactured in series accord-g to a defined type, document type required as stated at thepe approval stage - As per conditions set in the TA

aterial tests and non-destructive examination (pinions andheel bodies, rims, plates and other elements intended for pro-lsion, gear casings of welded construction) as per NR216

atic balancing test of rotating components (in particular gearheel and pinion shaft assemblies with the coupling part at-ched. Where n2d 1,5109, gear wheel and pinion shaft as-mblies are also to undergo a dynamic balancing testrification of cutting accuracy, meshing test, hydrostatic tests

ydraulic or pneumatic clutches, pressure piping, pumps cas-gs, valves and other fittings)rvey of shafts and their connections (flange couplings, hubs,lts pins) as per relevant provisions of item G5nning tests under load on board: during the sea trials, the per-

rmance of reverse and/or reduction gearing is to be verified.ipboard tests to be carried out as per NR467, Pt C, Ch 1, Sec for Machinery systems

r frame onlyof welded constructionamination after running teste item G5 regarding main propulsion shafting componentsnning tests under load on board


Table 7 : Auxiliary Machinery - item G

AUXILIARY MACHINERY - ITEM G

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

G1

Clutches and flexible couplings (1)(for propulsive and auxiliary plants)

DA (4)

(1) Se(2) Fo

mto

(3) Fo(4) As

spcoca

(5) Ininty

1- when torque 1 kNm C (2) X h (3) C

2- when torque < 1 kNm6 (5) W X h (3) C / W (5)

G2

Reduction gears, reverse reduction gears, and multipliers DA (1) X (4) (1) Mwpu

(2) Stwtase

(3) Ve(hin

(4) Subo

Note: RufoSh15

1- Reduction and/or reverse gears intended for propulsionplants:

• with a transmitted power P 220 kW CX h ndt (2)

(3)C

• with a transmitted power P < 220 kW W W

2- Other reduction and step-up gears:

• with a transmitted power P 110 kW CX h ndt (2)

(3)C

• with a transmitted power P < 110 kW W W

G3 Main thrust blocks (4) DA C (1) X ndt (2) (3) C

(1) Fo(2) If (3) Ex(4) SeNote: Ru


If welded construction or shrunk elementsSee item G5 regarding main propulsion shafting components

e: a- on board: contact on bearing to be examinedb- checking of fitting

For shafting components in diesel engines, turbines, gears andthrusters, refer to relevant items of this NR266Material tests (all) and NDT: magnetic particle or liquid pene-trant (all, if diameter > 100 mm) and ultrasonic examination (all,if diameter > 200 mm). In case of rolled bars used in place offorgings: material tests (all) and NDT (all, if diameter > 150 mm)Material tests (all); NDT not requiredParts of hydraulic couplings, clutches of hydraulic reverse gearsand control units, hubs and hydraulic cylinders of controllablepitch propellers, including piping systems and associated fit-tings, are to be hydrostatically tested to 1,5 times the maximumworking pressure. Works’ certificates W requiredAlignment to be checked on boardStern tubes, when machine-finished, and propeller shaft liners,when machine-finished on the inside and with an overthicknessnot exceeding 3 mm on the outside, are to be hydrostaticallytested to 0,2 N/mm2. Works’ certificates W requiredFor metallic parts, i.e. shafts, flanges, power transmitting parts:material certificate C or W depending on the agreed surveyscheme. Welds if any to be documented according to agreedspecificationSee item G1Stern tube sealing glands: see item G40Also see relevant provisions of items A10 and A11 (for Steel cast-ings and Steel forgings)For special bolts (i.e. expansion type), product certificate C is re-quiredFor shafting component completely built under control togetherwith the propulsion shaft and data fully addressed in the mainmanufacturer's file

e: During sea trials, the lubricant consumption is to be recorded

Remarks

G4

Thrust shafts, intermediate shafts, shaft couplings and rigidshaft couplings (dismountable type) (2)

DA C X ndt (1) C(1)(2)Not

Cardan shafts (flanges, crosses, shafts, yokes) (2) DA C X ndt C

G5

Main propulsion shafting (1)(shafts, couplings, clutches and other shaftingcomponents transmitting power for main propulsion)

DA X h ndt (4) C(1)

(2)

(3)(4)

(5)(6)

(7)

(8)(9)(10)

(11)

(12)

Not

1- Coupling (separate from shafts) DA C (2) X ndt C

2- Propeller shafts DA C (2) X ndt C

3- Intermediate shafts DA C (2) X ndt C

4- Thrust shafts DA C (2) X ndt C

5- Cardan shafts (flanges, crosses, shafts, yokes) DA C (2) X ndt C

6- Stern tubes (9) DA W (3)(10) X h ndt (6) W

7- Stern tube bushes and other shaft bearings DA W (3) X W (12)

8- Propeller shaft liners DA W (3) X h (6) W

9- Coupling bolts or studs DA W (3) X W / C (11)

10- Flexible couplings DAC / W (3)

(7)X C / W (8)

11- Thrust sliding-blocks (frame) DA W (3) X W


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

37

se-by-case individual design appraisal and survey may be re-ired,i.e. when the data of Shaft Bearings are not available in

anufacturer's file and are therefore addressed separately by thearings supplieraterial tests (all); NDT not requiredoduct certificate C covers the examination and test performed the bearings supplier’s workshop only, and witnessed by therveyore also provisions of item G5 regarding main propulsion shaft-g components (sub-item 7- Stern tube bushes and other shaftarings)ecking of the alignment on board

e also provisions of item G5 regarding main propulsion shaft-g componentsr special bolts (i.e. expansion type), product certificate C is re-iredecking of fitting on board

e also provisions of item G5 (main propulsion shafting com-nents)e also relevant provisions of items A10 and A11 (for Steel cast-gs and Steel forgings)ern tubes, when machine-finished, are to be hydrostaticallysted to 0,2 N/mm2. Works’ certificates W requiredatertightness (for cast steel or cast iron tubes)ecking of fitting on board

Remarks


G6 Shaft bearings DA (1) W (2) (4) XW / C (1)

(3)

(1) Caqumbe

(2) M(3) Pr

inSu

(4) Seinbe

Note: Ch

G7 Coupling bolts for items G1, G2, G4 and G5 DA W (1) X W / C (2)

(1) Sein

(2) Foqu

Note: Ch

G8 Stern tubes DA W (1) (2)X h ndt (3)(4)

W

(1) Sepo

(2) Sein

(3) Stte

(4) WNote: Ch


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


As per NR467, Pt C, Ch 1, Sec 8. These requirements do not ap-ply to propellers and impellers in rotating or bow and sternthrusters (which are covered in NR467, Pt C, Ch 1, Sec 12); or topropellers for ships with ice strengthening (which are covered inNR467, Pt F, Ch 8, Sec 3)Materials tests and non-destructive examination as per NR216Additionally, the materials for studs and for all other parts of themechanism transmitting torque are to be tested in the presenceof the Surveyora- balancing: finished propellers are to be statically balanced inaccordance with the specified ISO 484 tolerance class. Howev-er, for built-up and controllable pitch propellers, the requiredstatic balancing of the complete propeller may be replaced byan individual check of blade weight and gravity centre position.Refer also to NR216 Materials and Welding, Ch 3, Sec 1, [3.8.4]b- contact of the propellers shaft cone to be checkedRunning test: for controllable pitch propellers (CPP)‘Mass produced’ propellers: type approval as per NR467 andprogram accepted by the SocietyThe complete hydraulic system for the control of the controlla-ble pitch propeller mechanism is to be hydrotested at a pressureequal to 1,5 times the design pressure. The proper operation ofthe safety valve is to be tested in the presence of the Surveyor.See items G26, G27 and G31Actuating systems of CPP are considered as primary ‘essentialservices’ (services which need to be maintained in continuousoperation)See items G42 (Hydraulic systems)Navigation in polar waters: refer to the requirements for the as-signment of additional class notation POLAR CLASS, as perNR527 - Rules for the Classification of Ships Operating in PolarWaters and Icebreakers

For such turbines, the relevant provisions are those of item F1 forsteam turbines or item F17 for gas turbines, as applicable

Remarks

G9

Propellers (1) (10)(propellers of any size and type intended for propulsion,including fixed and controllable pitch propellers, as wellas those ducted in fixed nozzles)

DA or TA (6)X h ndt (4)

(5)C

(1)

(2)(3)

(4)

(5)(6)

(7)

(8)

(9)(10)

1- Solid propeller DA C (2) X ndt C

2- Built-up propeller, and controllable pitch propellers(CPP) with hydraulic system. (8) (9)

DA C (2) (3) X ndt (7) C

G10 Turbines driving electric generators (1) DA or TA C X C (1)


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

39

r such diesel engines, the relevant provisions are those of item, as applicable

be oil pumps for the propulsive plante item G31n electrical (i.e. hydraulic); for electrical motors, refer to item K5

e item G30 for pressure vesselscluding calibration of safety devicesso see provisions of item E5, as applicabler Starters are part of Starting equipment of diesel engines. uipment for primary ‘essential services’ as per NR467 Pt C, Ch Sec 1. Product certificate required for Air Starters: C/W, as per nditions set in the TA (IBV/HBV)

gether with coolers, if anympressor housing: material certificates (C / W) according to

e piping class. See item G31n electrical (i.e. hydraulic); for electrical motors, refer to item K5

so see provisions of item E6, as applicable

m G15 applies to auxiliary boilers (class 1) which are part ofe ship’s essential services and/or located in machinery spaces.ssel classification as per criteria of item G30

forming or welding operationsr cylindrical boilers only (internal test)e item G27pacity test on prototypetting and accumulation testlibration to be checkedtomation systems: see relevant provisions of item Nnning tests - on board

e item F16

r examination as per agreed procedurenning tests under load on board; general examination

Remarks


G11 Diesel engines driving electric generators (1) TA C X C (1) FoE1

G12

Lubricating oil pumps and their prime movers (1) (1) Lu(2) Se(3) No

1- Lubricating oil pumps (2) (2) X (2) (2)


G13 Starting air receivers of item G11 (1) (3) DA or TA (4) C X h ndt (2) C

(1) Se(2) In(3) Al(4) Ai

Eq2,co

G14

Air compressors for filling of item G13 and their primemovers (1) (4) DA (1) To

(2) Coth

(3) No(4) Al

1- Air compressors W (2) X h C


G15

Auxiliary boilers (1) (8) DA X h ndt C (1) ItethVe

(2) If (3) Fo(4) Se(5) Ca(6) Se(7) Ca(8) AuNote: Ru

1- Boilers and drums C X h ndt (2) C

2- Tubes C X h C

3- Furnaces (cylindrical and vertical boilers for instance) C X h ndt (3) C

4- Screw stays and longitudinal stays C X h C

5- Valves and miscellaneous accessories (4) C / W (4) X h C

6- Safety valves (4) C X h (5) (6) C

7- Level indicators TA X C

8- Pressure gauges and thermometers X (7) C

G16 Burning units for item G15 (1) DA C / W (1) X C (1) Se

G17

Auxiliary condensers and their tubes (1) ONote: Ru1- Auxiliary condensers W X h C

2- Tubes W X h (1) C


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


See item G31Non electrical (i.e. hydraulic). For electrical motors, see item K5

e: Running tests on board


As per criteria of item G30See item G31

e: Running tests on board; general examination

Same criteria as for item G15As per criteria of item G30

e: Running tests under load, on board

See item G31Non electrical (i.e. hydraulic). For electrical motors, see item K5Performance test for bilge and fire pumps according to NR467,Pt C, Ch 1, Sec 10. See item G31



Remarks

G18

Auxiliary units of item G17 (1)(2)Not

1- Pumps (1) (1) X (1) (1)

2- Air ejectors X W

3- Valves and miscellaneous accessories X h C

4- Prime movers of 1- X h (2) C

G19

Feed pumps of item G15 and their prime movers (1)(2)1- Feed pumps (1) (1) X (1) (1)


G20

Evaporators, fresh water generators, their auxiliaries andaccessories

DA (1)(2)Not1- Distillation bodies and heating coils DA (1) C / W (1) X h ndt C

2- Pumps (2) (2) X (2) (2)

3- Air ejectors X W

4- Valves and miscellaneous accessories X h C

G21 Steam heated steam generators DA (1) C (2) X h ndt C(1)(2)Not

G22

Bilge pumps and their prime movers (1)(2)(3)

1- Bilge pumps (1) (1) X (1) (1)


G23

Ballast pumps and their prime movers (1) (1)(2)1- Ballast pumps (1) (1) X (1) (1)

2- Prime movers (2) X h W

G24

Fuel transfer pumps and their prime movers (1)(2)1- Fuel transfer pumps (1) (1) X (1) (1)



No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

41

nning test, possibly with a fuel water mixturee item G28e relevant provisions of item Ke item Necking of the following automatic functions when they are re-ired by an automation mark: level of sludge tank and overflowm the bowl (protection and alarm) per technology; see relevant provisions of items G26 (Piping) G30 (Vessels)

eneral Notes:g systems are subdivided into three classes, denoted as class I, II and class III. Definitions of the classes of piping systems as per 67, Pt C, Ch 1, Sec 10, Tab 3 (systems not covered by this Tab 3: piping for oil tankers, gas tankers and chemical tankers, and flu-r refrigerating plants)argo pipings of specialized ships, see item H for liquefied gas car-and item I for oil/FLS tankers and chemical tankers. See item G35 frigerating installations

es under static pressure on oil fuel tanks or lubricating oil tanks ng to class IIes and fittings fitted on the ship side and collision bulkhead be- to class II. See NR467, Pt C, Ch 1, Sec 10, [20.4.3], item b)pen ended pipes, irrespective of T, generally belong to class III (as s, overflows, vents, exhaust gas lines, boiler escape pipes, etc.)llic materials are to be used in accordance with NR467, Pt C, Ch c 10, Tab 5rials for class I and class II piping systems are to be manufac- and tested in accordance with the appropriate requirements

R216 (materials for class III piping systems are to be manufac- and tested in accordance with the requirements of accept-

National or International standards or specifications)eneral, survey during fabrication is required for all piping sys- of welded construction

Remarks


G25

Fuel oil purifying unit; Centrifugal separator (oil and fuel) DA or TA X (1) C (1) Ru(2) Se(3) Se(4) Se(5) Ch

qufro

(6) Asor

1- Flexible hoses TA (2) W (2) X h C (2)

2- Electrical equipment (motor, switchboards, cables) (3) (3) X C

3- Automation equipment (4) (4) X (5) C

4- Centrifugal separators (6) (6) W X h C

G26

Raw pipes and piping systems (1) (11)P : Design pressure, in MPaT : Design temperature, in °CND : Nominal diameter of the pipe, valve or fitting, in mm

(1) G• Pipin

classNR4cargoids fo

• For criers for re

• Valvbelo

• Valvlong

• The odrain

• Meta1, Se

• Mateturedof Nturedable

• As gtems

1- Toxic media

Class I: without special safeguards (2), ND 50 C X h ndt (4) C

Class I: without special safeguards (2), ND < 50 W X h ndt (4) W

Class II: not applicable

Class III: not applicable

2- Corrosive media



Class II: with special safeguards (2), ND 100 C X h ndt (4) C

Class II: with special safeguards (2), ND < 100 W X h ndt (4) W



No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


Safeguards for reducing leakage possibility and limiting its con-sequences: e.g. pipes led in positions where leakage of internal fluids will not cause a potential hazard or damage to surounding areas which may include the use of pipe ducts, shielding, screening, etc.Flammable media generally include the flammable liquids as oil fuel, lubricating oil, thermal oil and flammable hydraulic oilIf of welded constructionPressure and temperature conditions other than those required for class I and class IIIDesign pressure for fuel oil systems is to be determined in accor-dance with NR467, Pt C, Ch 1, Sec 10, Tab 4Steering gear hydraulic piping system belongs to class I irrespec-tive of p and TIncluding water, air, gases, non-flammable hydraulic oilPlastics may be used for piping systems belonging to class III in accordance with NR467, Pt C, Ch 1, App 3. Plastic includes both thermoplastic and thermosetting plastic materials with or without reinforcement, such as PVC and FRP (reinforced plastics pipes). Approval and use of plastic pipes: as per provisions of NR467, Pt C, Ch 1, App 3. See item G39As per conditions set in the TAAlso see particular requirements as per NR216, Chapitre 2, Sec-tion 2 regarding seamless and welded steel pipes, tubes and fit-tings intended for boilers, pressure vessels and systems operating at ambient, high or low temperature.

Remarks

3- Flammable media (3) heated above flashpoint, orhaving flashpoint < 60°C Liquefied gas

(2)

(3)

(4)(5)

(6)

(7)

(8)(9)

(10)(11)

G26



Class II: with special safeguards (2), ND 100 C X h ndt (4) C

Class II: with special safeguards (2), ND < 100 W X h ndt (4) W


4- Oxyacetylene

Class I: irrespective of p, ND 50 C X h ndt (4) C

Class I: irrespective of p, ND < 50 W X h ndt (4) W

Class II: not applicable


5- Steam

Class I: p > 1,6 or T > 300, ND 50 C X h ndt (4) C

Class I: p > 1,6 or T > 300, ND < 50 W X h ndt (4) W

Class II: other (5), ND 100 C X h ndt (4) C

Class II: other (5), ND < 100 W X h ndt (4) W

Class III: p 0,7 and T 170 X h W

6- Thermal oil







No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

43

ch as valves, steam traps, relief valves, safety devices, etc.A not required. Valves and accessories are normally to be built accordance with a recognised standard. Otherwise, they arebject to special consideration for approval by the Society (oncase-by-case basis)of welded constructionr cargo valves : refer to relevant provisions of items H17 and4 (Cargo handling and containment systems)

Remarks


7- Fuel oil (6), lubricating oil, flammable hydraulic oil (7)


G26





8- Other media (7) (8)






9- Pipes between fuel pumps and diesel engine injectors TA C X h C

10- Plastic pipes (9) TA (9) C / W (10) X h (9) C / W (10)

G27

Accessories of pipesValves and fittings (1) (4)ND: Nominal diameter of the pipe, valve or fitting, in mm

(1) Su(2) D

insua

(3) If (4) Fo

I1

Class I: ND 50Class II: ND 100

(2) C X h ndt (3) C

Class I: ND < 50Class II: ND < 100

(2) W X h ndt (3) C

Class III X h W


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


Short length of metallic or non-metallic hose with end fittingsready for installationAs per conditions set in the TAPrototype testing: see NR467, Pt C, Ch 1, Sec 10, [2.6] (type ap-proval) and [20.2] (type tests)Each flexible hose together with its connections, is to undergo ahydraulic test under a pressure at least equal to 1,5 times themaximum service pressure. (during the test, the flexible hose as-sembly is to be repeatedly deformed from its geometrical axis) asper NR467, Pt C, Ch 1, Sec 10, [20.4.6], item a)Where a flexible hose assembly is made up of items from differ-ent manufacturers, the components are to be clearly identifiedand traceable to evidence of prototype testingSpecific requirements for flexible hoses intended for cargo pipelines are given in NR467, Part D, Chapter 7 (Oil tankers), Part D,Chapter 8 (Chemical tankers) and Part D, Chapter 9 (Liquefiedgas carriers)

If nominal diameter ND 100 mm: material certificate C (class).If nominal diameter ND < 100 mm: material certificate W (works’)Index DA for nominal diameter 100 mmExamination and testing as per relevant provisions of NR467, PtC, Ch 1, Sec 10, [20].If of welded construction

Remarks

G28 Flexible hoses assembly (1) TA (3) (6) W X h (4) C (2) (5)

(1)

(2)(3)

(4)

(5)

(6)

G29

Pipes, valves and fittings connected to:• the ship side• the collision bulkhead• fuel oil and lubricating oil tanks and under static

pressure

DA (2) C (1)X h (3)ndt (4)

C

(1)

(2)(3)

(4)


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

45

m G30 applies to all fired or unfired pressures vessels of me-llic construction, all boilers and other steam generators, in-uding the associated fittings and mountings with maximum lowable pressure greater than 0,5 bar above atmospheric pres-re; with the exception of those indicated in NR467, Pt C, Ch Sec 3, [1.2.2] which are to be considered on a case-by-case sis. The acceptance of national and international standards as alternative to the requirements of the Rules may be consid-ed by the Society on a case-by-case basis. Pressure vessels are bdivided into three classes, denoted as class I, class II and ass III. Definitions of the classes as per NR467, Pt C, Ch 1, Sec Tab 2 (whenever the class is defined by more than one char-teristic, the equipment is to be considered belonging to the ghest class of its characteristics, independently of the values of e other characteristics)r class 1 'mass produced' small pressure vessels and heat ex-angers: materials certificate C may be waived, and materials rtificate W accepted at the Society's discretion for 'mass pro-ced' small pressure vessels (such as accumulators for valve ntrols, gas bottles, etc.)oduct certificate W (works’) may be accepted for ‘mass pro-ced’ small pressure vessels of class 1, 2 and 3 which are type proved by the Society addition to the requirement of this column: testing of materials tended for the construction of pressure parts of boilers, other am generators, oil fired thermal oil heaters and exhaust gas

ermal oil heaters is to be witnessed by the Surveyor; material rtificate Cr starting air receivers and liquefied gas cargo tanks, see also ms E5 and H1

Remarks


G30

Pressure vessels (1) (5)p : Design pressure, in MPaV : Volume, in litresT : Design temperature, in °CtA : Actual thickness of the vessel, in mm

(2)(4)

(3)

(1) Itetaclalsu1,baanersucl3,achith

(2) Fochceduco

(3) Prduap

(4) Ininstethce

(5) Foite

1- Steam generators or boilers

Class 1: (p > 3,2 and V > 2) or (p V > 20 and V > 2) DA C X h ndt C

Class 2: if not class 1 or class 3 DA W (4) X h ndt C

Class 3: p V 5 or V 2 W (4) X h ndt C

2- Pressure vessels for toxic substances

Class 1: all in class 1 DA C X h ndt C

3- Pressure vessels for corrosive substances

Class 1: p > 20 or p V > 20 or T > 350 DA C X h ndt C

Class 2: if not in class 1 DA W X h ndt C

4- Pressure vessels for gaseous substances

Class 1: p > 100 or p V > 300 DA C X h ndt C

Class 2: V > 1 and p V > 100 and not in class 1 DA W X h ndt C

Class 3: all pressure vessels which are not class 1 orclass 2

W X h ndt C

5- Pressure vessels for liquid substances

Class 1: V > 10 and p V > 1000 and p > 50 DA C X h ndt C

Class 2: (V 10 and p > 100) or (1 < p 50 andp V > 1000)

DA W X h ndt C

Class 3: all pressure vessels and heat exchangerswhich are not class 1 or class 2

W X h ndt C


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


If of welded constructionGeneral examination of main parts before assembling. In addi-tion, balancing test for rotors of centrifugal feed pumps for mainboilers, as required in NR467, Pt C, Ch 1, Sec 10Performance test for bilge and fire pumps according to NR467,Pt C, Ch 1, Sec 10. See items G22, C32 and J1See item F12See item F14If not already addressed within the scope of the piping systemapprovalType tests of hydraulic pumps for Steering gears as per NR467.See provisions of item B1For other pumps and compressors, see additional Rules relevantfor related systemDA not applicable to bilge pumps. DA is required for fire pumps. Also see provisions of item C32Also see provisions of item E6, as applicable - Air compressors (crankcases explosion relief valves)

Remarks

6- Pressure vessels for thermal oil

Class 1: p 1,6 or T 300 DA C X h ndt C

G30

Class 2: if not class 1 or class 3 DA W (4) X h ndt C

Class 3: p 0,7 and T 150 W (4) X h ndt C

7- Pressure vessels for fuel oil, lubricating oil or flammablehydraulic oil

Class 1: p 1,6 or T 150 DA C X h ndt C

Class 2: if not class 1 or class 3 DA W X h ndt C

Class 3: p 0,7 and T 60 W X h ndt C

8- Whatever type of equipment

Class 1: tA 40 DA C X h ndt C

Class 2: 15 tA 40 DA W X h ndt C

G31

Pumps and compressors (10) within piping systemscovered by Sections of NR467, Part C, Chapter 1

(8)(1)(2)

(3)

(4)(5)(6)

(7)

(8)

(9)

(10)

1- When belonging to a class I piping system DA (6) (7) C X h C

2- When belonging to a class II piping system W X h C

3- Bilge and fire pump (3) DA (9) W X h (3) C

4- Feed pumps for main boilers (4) DA (6) CX h ndt (1)

(2)C

5- Forced circulation pumps for main boilers (5) DA (6) C X h C

6- When belonging to one of the following class III pipingsystems if design pressure exceeds 0,35 MPa:

- boiler feed water or forced circulating- fuel oil or other flammable oil- compressed air

W X h C

7- When belonging to other class III piping systems X h W


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

47

e item G25 per technology - see relevant provisions of items G26 (Piping) G30 (Vessels)

m G33 applies to prefabricated pipes and associated fittingsof welded constructionlves and accessories are normally to be built in accordance

ith a recognised standard. Otherwise, they are subject to spe-al consideration for approval by the Society (on a case-by-casesis)

Remarks


G32 Centrifugal separators (1) (2) W X h C(1) Se(2) As

or

G33

Prefabricated pipe lines (1)ND: Nominal diameter of the pipe, valve or fitting, in mm

(3)(1) Ite(2) If (3) Va

wciba

• class I and class II with ND 65 or t 10 DA W X h ndt (2) C

• class I and class II with ND < 65 and t < 10 W X h ndt (2) W

• class III where P > 0,35 MPa, as follows:- steam pipes and feed water pipes- compressed air pipes- fuel oil or other flammable oil pipes

X h W


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


Thrusters: as per NR467, Pt C, Ch 1, Sec 12. For azimuth thrust-ers intended for dynamic positioning, the additional require-ments in NR467, Part F, Chapter 4 are to be complied with.Thrusters intended for propulsion and steering of ships with anICE CLASS notation are to comply with the additional require-ments of NR467, Part F, Chapter 8. Transverse thrusters intendedfor manoeuvring of ships with an ICE CLASS notation are re-quired to comply with the additional requirements in NR467, PtF, Ch 8, Sec 3, [2.4.1] - (for design requirements)Thrusters developing power less than 110 kW are to be built inaccordance with sound marine practice and tested as requiredby the Rules to the satisfaction of the SurveyorAll materials intended for parts transmitting torque and for pro-peller/impeller blades are to be tested in accordance with the re-quirements of NR216. See item G9‘Mass produced’ propellers may be accepted within the frame-work of the type approval program of the SocietySurvey of thrusters as per the applicable requirements of NR467,Pt C, Ch 1, Sec 8, [4.2]. The survey requirements of NR467, PtC, Ch 1, Sec 8 also apply to Thrusters of ships with an ICE CLASSnotation -as per NR467, Part F, Chapter 8Prime movers are to be tested in accordance with the require-ments applicable to the type of mover used. For other thrustercomponents such as gears, shaft, couplings, etc., refer to the ap-plicable requirements of NR467Material testing for parts of transverse/athwartship thrusters doesnot need to be witnessed by a Surveyor, provided test reports aremade available to himFor requirements relative to material intended for propellers SeeNR467, Pt C, Ch 1, Sec 8, [2.1.1]. For the requirements relative tomaterials intended for other parts of the thrusters, such as gears,shaft, couplings, etc., refer to the applicable parts of NR467Navigation in polar waters: refer to the requirements for the as-signment of additional class notation POLAR CLASS, as perNR527 - Rules for the Classification of Ships Operating in PolarWaters and Icebreakers

Remarks

G34

Thrusters (1) (9) and their prime movers (6)A thruster is a propeller installed in a revolving nozzle orin a special transverse tunnel in the ship, or a water-jet(propulsion propellers in fixed nozzles are not consideredas thrusters; see item G9)The requirements given in item G34 apply to thefollowing types of thrusters developing a powerP 110 kW (2):

DA or TA (4) X h ndt (5) C

(1)

(2)

(3)

(4)

(5)

(6)

(7)

(8)

(9)

1- Transverse thrusters intended for manoeuvring DA W (7)(8) X ndt C

2- Thrusters intended for propulsion and steering DA C (3)(8) X ndt C


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

49

here one or more of the following additional class notations REF-RGO, REF-CONT, REF-STORE, -AIRCONT, -PRECOOLING,UICKFREEZE is (are) requested, the applicable requirements of467, Part F, Chapter 7 are to be complied with. See item M

e item G30. Vessels intended to contain ammonia or toxicbstances are to be considered as class 1 pressure vesselshere ammonia is the refrigerant, copper, bronze, brass andher copper alloys are not to be used)otch toughness of steels used in low temperature plants is to beitable for the thickness and the lowest design temperaturee also item G26of welded constructionaterials used for the pipes are to be appropriate to the fluidsat they convey. Copper, brass, bronze and other copper alloyse not to be used for pipes likely to convey ammonia (methodsoposed for joining such pipes are to be submitted to the Soci-y for consideration)otch toughness of the steels used is to be suitable for the appli-tion concernedse of plastic pipes to be considered by the Society on a case--case basis. See item G39atutory requirements: particular attention is to be paid to anyitation on the use of refrigerants imposed by the Administra-n of the State whose flag the ship is flyingnot already addressed within the scope of the system drawingproval

Remarks


G35

Refrigerating installations on all ships; minimum require-ments (1)

DA(1) W

CA-QNR

(2) Sesu

(3) Wot

(4) Nsu

(5) Se(6) If (7) M

tharpret

(8) Nca

(9) Uby

(10) Stlimtio

(11) If ap

1- Pressure vessels and heat exchangers (2)DA (3) (4) (7) (8) (11)

C / W (3) (4)

X h ndt C

2- Piping systems, refrigerant pipes are to be consideredas belonging to the following classes : (5)

(5)

- class I: where they are intended for ammonia (NH3) or toxic substances

C (7) (8) X h ndt (6) C

- class II: for other refrigerants C (7) (8) X h ndt (6) C

- class III: for brine W X h W

- plastic pipes (9) TA (9) W (9) X h (9) C (9)

3- Refrigerants (10)- toxic or flammable refrigerants: subject to special consideration by the Society- ammonia (R717): subject to specific requirements- prohibited refrigerants: Methyl chloride, R11-Trichloromonofluoromethane (C Cl3 F), Ethane, Ethylene, and other substances with lower explosion limit in air of more than 3,5%

W W


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


Mechanical joints, i.e. pipe unions, compression couplings, slip-on joints or similar joints (as per NR467, application of mechan-ical joints and their acceptable use for each service is dependingon the class of piping, pipe dimensions, working pressure andtemperature)The materials used for mechanical joints are to comply with therequirements of NR467, Pt C, Ch 1, Sec 10, [2.4.5]. The manu-facturer has to submit evidence to substantiate that all compo-nents are adequately resistant to working the media at designpressure and temperature specified. See also item G27See NR467, Pt C, Ch 1, Sec 10. Mechanical joints are to be ap-proved based on type approval procedure defined in NR467, PtC, Ch 1, App 5. Prototype tests to be carried out in accordancewith a program agreed by the SocietyIf of welded constructionAs per conditions set in the TA

e: The installation of mechanical joints is to be in accordance withthe manufacturer's assembly instructions. Where special toolsand gauges are required for installation of the joints, they are tobe supplied by the manufacturer

Remarks

G36 Mechanical joints (1) TA HBV (3) W (2) X h ndt (4) W (5)

(1)

(2)

(3)

(4)(5)Not


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

51

assembly of metallic or non-metallic material designed tofely absorb the heat-induced expansion and contraction to al-w relative movementototype testing: see NR467, Pt C, Ch 1, Sec 10, [2.6] (type ap-oval) and [20.2] (type tests)l flexible hose assemblies or expansion joints are to be satis-ctorily prototype burst tested to an international standard tomonstrate they are able to withstand a pressure not less thantimes its design pressure without indication of failure or leak-e. Exemptions from this requirement may be granted for ex-nsion joints of large diameter used on sea water lines and to

rge diameter expansion joints used on exhaust gas lines, ex-pt for those which are fitted directly on engines (TA required)ch expansion joint, together with its connections, is to under- a hydraulic test under a pressure at least equal to 1,5 timese maximum service pressure (during the test, the joint is to bepeatedly deformed from its geometrical axis) as per NR467, Pt Ch 1, Sec 10, [20.4.6], item a) per conditions set in the TA. Where an expansion joint isade up of items from different manufacturers, the componentse to be clearly identified and traceable to evidence of proto-pe testingecific requirements for expansion joints intended for cargope lines are given in NR467, Part D, Chapter 7 (Oil tankers),rt D, Chapter 8 (Chemical tankers) and Part D, Chapter 9 (Liq-fied gas carriers)

e relevant provisions of item G37 (Expansion joints)

astics may be used for piping systems belonging to class III incordance with NR467, Pt C, Ch 1, App 3. The use of plasticsr other systems or in other conditions will be given specialnsiderationastic includes both thermoplastic and thermosetting plasticaterials with or without reinforcement, such as PVC and FRPinforced plastics pipes)pe approval of plastic pipes: as per NR467, Pt C, Ch 1, App 3.e item G26 per conditions set in the TA

Remarks


G37 Expansion joints (1)TA (2) (3) (5)

(6)W X h ndt (4) C (5)

(1) Ansalo

(2) Prpr

(3) Alfade4 agpalace

(4) EagothreC,

(5) Asmarty

(6) SppiPaue

G38 Expansion bellows (1) TA W X h ndt C (1) Se

G39 Plastic pipes (1) (2) TA (3) C / W (4) X h (3) C / W (4)

(1) Placfoco

(2) Plm(re

(3) TySe

(4) As


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


Based on the type of shaft and its design, the tailshafts (propellershafts and tube shafts) may be elligible for modified periodicityof complete survey in service; see NR467, Pt A, Ch 2, Sec 2,[5.5]. Suitable sealing glands are glands which are type-ap-proved by the Society with regard to protection of the stern tubeagainst ingress of waterThe additional class notation Shaft Monitoring (MON-SHAFT) isassigned, in accordance with Pt A, Ch 1, Sec 2, [6.6.3], to shipsfitted with oil or water lubricated systems for tailshaft bearingscomplying with the requirements of NR467, Pt F, Ch 5, Sec 2.The assignment of this notation allows a reduced scope for com-plete tailshaft surveys; see NR467, Pt A, Ch 2, Sec 2, [5.5]Sealing glands are to be provided with an oil leak prevention airseal or the stern tube oil is to be of a non-toxic and biodegrad-able quality approved in accordance with recognized standards.Refer to NR467, Pt F, Ch 9, Sec 2, [2], Design requirements forthe additional class notation CLEANSHIP (Stern tube leakage)As per conditions set in the TASee also item G5

Within piping systems covered by Sections of NR467, Part C,Chapter 1, when belonging to class I, II or III piping systemsSame considerations as for Pumps. See item G31 (material cer-tificates according to the piping class)Product certificate W for hydraulic pumps or hydraulic motorsbelonging to other class III piping systems

Remarks

G40

Stern tube sealing glands (5)• Stern tube seals• Sealing glands• Oil sealing glands

DA or TA (1) (2) (3)

C / W (4) X C / W (4)

(1)

(2)

(3)

(4)(5)

G41 Hydraulic motors, hydraulic pumps (1) DA (2) C / W (2) X h C / W (3)

(1)

(2)

(3)


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

53

e provisions of NR467, Pt C, Ch 1, Sec 10, [14]ydraulic power installations with a design pressure of less than5 MPa and hydraulic power packs of less than 5 kW will beven special consideration. Hydraulic power installations withdesign pressure exceeding 35 MPa will be given special con-erationr pump housing, material certificates (C / W) according to theping class. See item G31r electrical motors, refer to item K5; for other electrical sys-

ms, refer to relevant provisions of this NR266 and of NR467e item G28r piping, valves and fittings: material certificates (C or W) ac-rding to the piping class and the nominal diameter ND. Seems G26 and G27ecific requirements for Steering gears systems. See item B1pe tests as per NR467)aterial certificate C for class 1 pressure vessels. See item G30aterial certificate W for class 2 or 3 pressure vessels. See item G30

ydraulic systems and hydraulic power installations for han-ing ‘Side scuttles and windows, Shell doors, Hatch covers,atertight doors, External ramp, Movable deck and inner ramp’.e item B17

assified as Class III pressure vessel, also see item G30 per conditions set in the TAso see relevant provisions of S7 (Statutory)

Remarks


G42

Hydraulic systems, Hydraulic power installations- All hydraulic power installations intended for "essen-

tial services", as defined in Section 1 of this NR266 and in NR467, Pt C, Ch 2, Sec 1, and

- Hydraulic power installations not serving "essential services" but located in spaces where sources of igni-tion are present

DA (1) (2) X C

(1) Se(2) H

2,gia sid

(3) Fopi

(4) Fote

(5) Se(6) Fo

coite

(7) Sp(ty

(8) - M- M

Note: HdlWSe

1- Pumps (hydraulic pumps) (7) C / W (3) X h C

2- Electrical motors (4) (4) X C / W

3- Flexible hose assembly (5) TA W X h C

4- Piping, valves and fittings (6) C / W (6) X h ndt C

5- Hydraulic jacks, hydraulic cylinders and accumulators DA C / W (8) X h ndt C

G43 Automatic closing devices (air pipe) TA (HBV) W

G44

Ballast water management system (BWMS) (3) (1) Cl(2) As(3) Al1- Ballast water management system TA X (2) C

2- Filters (1) W X h ndt C


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


as Carriers - item H

S CARRIERS - ITEM H

Remarks

) As per provisions of NR467, Part D, Chapter 9



) As per provisions of NR467, Part D, Chapter 9 and relevantprovisions of NR216 and NR480

ote: Contacts of cargo tanks to supporting blocks to be checked onboard

) In addition the approval of bonding materials, sealing materi-als, lining constituting a vapour barrier or mechanical protec-tion is to be considered by the Society on a case-by-case basis

) Where applicable, the insulation system is to be suitable to bevisually examined at least on one side

) As per conditions set in the TA

) As per provisions of NR467, Part D, Chapter 9) According to an agreed program) For electrical motors, refer to item K; for other prime movers

(i.e. steam, hydraulic systems), refer to relevant provisions of this NR266 and of NR467

) Cryogenic pumps & compressors – Product certificate (C) re-quired for materials in contact with the cargo : both the pres-sure containing parts, and non-pressure containing components (shaft and impellers)

Table 8 : Cargo Handling and Containment Systems of Liquefied G

CARGO HANDLING AND CONTAINMENT SYSTEMS OF LIQUEFIED GA

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

H1 Steel plates and profiles for independent cargo tanks (1) C (1) X C(1

H2 Aluminium alloy plates and profiles for independent cargotanks

(1) C (1) X C(1

H3 Stainless or high alloy steel for membrane cargocontainment system

(1) C (1) X C(1

H4 Independent cargo tank supporting materials TA (1) C (1) X C

(1

N

H5 Insulation materials TA (1) X (2) C / W (3)

(1

(2

(3

H6

Cargo gas compressors and their prime movers (1(2(3

(4

1- Cargo gas compressors TA or DA (1) C (1) (4) X h (2) C

2- Prime movers (3) (3) (3) X (3) C

55

s per provisions of NR467, Part D, Chapter 9ccording to an agreed programor electrical motors, refer to item K; for other prime movers i.e. steam, hydraulic systems), refer to relevant provisions of his NR266 and of NR467ryogenic pumps & compressors – Product certificate (C) re-uired for materials in contact with the cargo : both the pres-ure containing parts, and non-pressure containing omponents (shaft and impellers)

s per NR467, Pt D, Ch 9, Sec 3s per conditions set in the TA

oncerns the anti sparking fansor electrical motors, refer to item K; for other prime movers i.e. steam, hydraulic systems), refer to relevant provisions of his NR266 and of NR467s per conditions set in the TA

s per provisions of NR467, Part D, Chapter 9. Process pressureessels handling cargo are to be considered as class 1 pressureessels, in accordance with NR467, Pt C, Ch 1, Sec 3, [1.4.1]unning tests - during gas trials of the ship

s per provisions of NR467, Part D, Chapter 9. Cargo and processipings have to comply with the applicable requirements ofR467, Pt C, Ch 1, Sec 10 for class I pressure piping, unless oth-rwise specified in IGC Code or in NR467, Part D

s per provisions of NR467, Part D, Chapter 9. Cargo and processipings have to comply with the applicable requirements ofR467, Pt C, Ch 1, Sec 10 for class I pressure piping, unless oth-rwise specified in IGC Code or in NR467, Part D

RRIERS - ITEM H

Remarks


H7

Cargo pumps and their prime movers (1) A(2) A(3) F

(t

(4) Cqsc

1- Cargo pumps TA or DA (1) C (1) (4) X h (2) C

2- Prime movers (3) (3) (3) X (3) C

H8 Gastight shaft bulkhead penetration devices DA or TA (1) X h C (2)(1) A(2) A

H9

Fans for enclosed spaces located within the cargo area,and their prime movers

(1) C(2) F

(t

(3) A

1- Fans TA (1) X C / W (3)


H10Condensers, gasifiers or vaporizers, separators, heatexchangers, receivers, or other similar apparatus of cargoreliquefaction plant

DA (1) C X h ndt C

(1) Avv

Note: R

H11

Seamless steel or stainless steel cargo pipes of class I, forliquefied gas carriers (1)

(1) A

pNe• nominal diameter ND 50mm C X h ndt C

• nominal diameter ND < 50mm W X h ndt W

H12

Longitudinally welded stainless steel cargo pipes of class I,for liquefied gas carriers (1)

(1) A

pNe• nominal diameter ND 50mm C X h ndt C

• nominal diameter ND < 50mm W X h ndt C

CARGO HANDLING AND CONTAINMENT SYSTEMS OF LIQUEFIED GAS CA

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


) Such as elbows, reducers, flanges: same remarks as for items H11 or H12, as appropriate

) Material certificate C for fittings of nominal diameterND 50 mm; work’s certificate W for ND < 50 mm

) When the fittings are of welded type, the welding proceduresare to be examined

) If not already addressed within the scope of the system approval

) Specific requirements as per NR467, Part D, Chapter 9) Cargo and process pipings have to comply with the applicable re-

quirements of NR467, Pt C, Ch 1, Sec 10 for class I pressure pip-ing, unless otherwise specified in IGC Code or in NR467, Part D

) Specific requirements as per NR467, Part D, Chapter 9) Prototype tests to be performed on each type of expansion bel-

lows intended for use on cargo piping, primarily on those used outside the cargo tank

) Cargo and process pipings have to comply with the applicable re-quirements of NR467, Pt C, Ch 1, Sec 10 for class I pressure pip-ing, unless otherwise specified in IGC Code or in NR467, Part D

) Specific requirements as per NR467, Part D, Chapter 9) Cargo and process pipings have to comply with the applicable re-

quirements of NR467, Pt C, Ch 1, Sec 10 for class I pressure pip-ing, unless otherwise specified in IGC Code or in NR467, Part D

) Unit production testing: each produced length of cargo hose complete with end-fittings is to be hydrostatically tested as per NR467, Pt D, Ch 9, Sec 5

S CARRIERS - ITEM H

Remarks

H13 Cargo pipe fittings (1) DA (4) C / W (2) X h ndt (3) C

(1

(2

(3

(4

H14 Expansion joints (1) TA C (2) X h ndt C

(1(2

H15 Expansion bellows (1) TA (2) C (3) X h ndt C

(1(2

(3

H16 Cargo hoses (1) TA C (2) X h ndt (3) C

(1(2

(3


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

57

s per provisions of NR467, Part D, Chapter 9. Cargo and processipings have to comply with the applicable requirements ofR467, Pt C, Ch 1, Sec 10 for class I pressure piping, unless oth-rwise specified in IGC Code or in NR467, Part Dndex TA for service temperature < 55°Cndex DA for service temperature 55°Cn case of welded construction. When the valves have weldedlements, the welding procedures are to be examineds per NR216, Ch 2, Sec 3, [7.8]. Non-destructive examinationy both MPI and UT methods are to be carried out on alllass 1 drum-forgings having thickness > 10 mm, intended forlass I piping systems, typically: all valves of large size (havingominal diameter 24")rototype testing as per NR467, Pt D, Ch 9, Sec 5nit production testing: all valves are to be tested as perR467, Pt D, Ch 9, Sec 5

hecking of the settinghen the valves have welded elements, the welding proce-

ures are to be examinedA, or case-by-case DA

he approval includes capacity testinghecking of the setting including tightness testhen the valves have welded elements, the welding proce-

ures are to be examined

or some equipment, DA is applicable on a case-by-case basis; ee item K and relevant provisions of NR467, Part D, Chapter 9

pen-ended lines (the design pressure should be not less than bar gauge)

n case of welded construction. When the vent lines haveelded elements, the welding procedures are to be examinedaterial certificate W for vent head where fitted and meeting

he pressure vessel criteria for class 3; see item G30

ee item D

RRIERS - ITEM H

Remarks


H17

Cargo valves (1)

(1) ApNe

(2) Ii

(3) Ie

(4) AbCCn

(5) P(6) U

N

• nominal diameter ND 50mmTA or DA (2)

(5)C (4)

X h ndt (3) (6)

C

• nominal diameter ND < 50mmTA or DA (2)

(5)W (4)

X h ndt (3) (6)

C

H18 Safety relief valves for cargo process piping system TA or DA (3) C X ndt (1) (2) C

(1) C(2) W

d(3) T

H19 Safety relief valves for cargo tanks TA (1) C X ndt (2) (3) C

(1) T(2) C(3) W

d

H20 Cargo process and containment instrumentation TA (1) C X C(1) F

s

H21 Vent lines on cargo tanks (1) (2) DA C / W (3) X h ndt (2) C

(1) O5

(2) Iw

(3) Mt

H22 Inert gas generation systems (1) (1) S


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


) See item C

) See item C

) Automation systems: see relevant provisions of item N

) See relevant provisions of NR467, Pt D, Ch 9, Sec 7, [2]. Also see item L27

) TA, or DA (on a case-by-case basis)) As per agreed program, based on the requirements of IGC

Code and/or standards recognized by the Society) Heat exchangers (Class 1 vessel)) As per conditions set in the TA) In case a component, material or equipment is not listed, refer to

the applicable survey requirement of relevant item of this NR266) Automation systems: see relevant provisions of items K and Note: On board tests of regasification plant after installation, as per

agreed program. Onboard tests are intended to demonstratethat the plant with associated safety features is functioningproperly in compliance with the Rules criteria. The tests are tobe witnessed by a Surveyor

) As per NR645 Classification of Floating Storage Regasification Units and Floating Storage Units

) Boil-Off Gas (BOG) Handling system - See item H26) The requirements are only applicable for steel units having one of

the structural type notations and service notations defined in NR645.) As per conditions set in the TA) As reference only, a list of recognized regulations and stan-

dards relevant for regasification plant and components is given in NR645, Sec 10, Tab 4.

) Regasification components survey and certification - as per provisions of NR645, Sec 10, Tab 3. In case a component, ma-terial or equipment is not listed, refer to the applicable survey requirement of relevant item of this NR266

S CARRIERS - ITEM H

Remarks

H23 Fire prevention materials and arrangements (1) (1

H24 Fire fighting systems (1) (1

H25 Gas detection system TA (1) X C (1

H26

Boil-Off Gas (BOG) Handling system (1)Boil-Off Gas (BOG) Handling system, as part of Refrigera-tion / Reliquefaction systems (6)

TA (2) X (3) C(1

(2(3

(4(5(6

(7N

1- Compressor TA or DA C X h ndt C

2- Turbine TA or DA C / W X h ndt C

3- Electric motor TA or DA C / W X C

4- Heat exchangers DA C (4) X h ndt C

5- Sensors, transmitters, flow meters, PT100 and PLC,Circuit breakers, Electric Cables

TA (7) X C / W (5)

6- Cryogenic piping systems, cryogenic valves, cryogenicflexible hoses assembly

TA or DA C X h ndt C

7- Other piping systems, valves, flexible hoses assemblyand expansion belows

TA or DA C / W X h ndt C

H27

Regasification components for FSRUs and FSUs:(1) (2) (3) (5) (6)• Floating Storage Regasification Units (FSRUs) defined

as floating units fitted with equipment for storage andregasification of liquefied natural gas (LNG)

• Floating Storage Units (FSUs) defined as floating unitsfitted with equipment for storage of liquefied naturalgas (LNG)

(1

(2(3

(4(5

(61 - Steel plates, profiles, bars & pipes for main structure C C

2 - Pipes and fittings C X C

3 - Expansion joints TA C X C

4 - Flexible and loading/offloading hoses TA C X C


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

59

utomation systems: see relevant provisions of items K and Nn board tests of regasification plant after installation, as per

greed program. Onboard tests are intended to demonstratehat the plant with associated safety features is functioningroperly in compliance with the Rules criteria. The tests are toe witnessed by a Surveyor.

RRIERS - ITEM H

Remarks


5 - Safety valves TA C X C (7) A

Note: Oatpb

6 - Cryogenic & Gas valves DA C X C

H27

7 - LP Transfer & HP send out pumps DA C X C

8 - Heat exchanges, vaporizers DA C X C

9 - Pressure vessels, suction drum DA C X C

10 - Compressors DA C X C

11 - Fire passive system and materials TA C/W (4)

12 - Fire active system TA/DA C/W X C

13 - Gas detection system TA X C

14 - Cryogenic protection material TA/DA X C

15 - Electro motors TA/DA C/W X C

16 - Automation systems TA X C/W (4)

17 - Sensors, transmitters, flow meters, circuit breaker,electrical cable

TA (7) X C/W (4)

18 - Heating media pump TA/DA W X C

19a - Heating media pipes and fittings, of Class I & II C X C

19b - Heating media pipes and fittings, of Class III W X W

20 - Insulation material TA X C/W (4)

21 - Gas metering/analyzer skid DA C X C

22 - Boiler with associated components TA/DA C X C


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


r Chemical Tankers - item I

HEMICAL TANKERS - ITEM I

Remarks

) As per relevant provisions of NR467, Part D, Chapter 7 andNR467, Part D, Chapter 8 and applicable requirements of NR216

) Also see item B23 (Corrosion protective coatings)) As per relevant provisions of NR467, Part D, Chapter 7 and

NR467, Part D, Chapter 8

) As per provisions of NR467, Part D, Chapter 7 and NR467, Part D,Chapter 8

) According to an agreed program) For electrical motors, refer to item K; for other prime movers


) Cargo pumps (material certificate C or W):• C : for Cast body• W : for Welded construction

) As per NR467, Pt D, Ch 7, Sec 4) As per conditions set in the TA

) Concerns the anti sparking fans) For electrical motors, refer to item K; for other prime movers



) As per NR467, Pt D, Ch 8, Sec 5, cargo pipes and associatedaccessories are considered as:• class I, when the design pressure is above 1,5 MPa, or the

pipe is intended for toxic substances• class II, when the design pressure is equal to or less than

1,5 MPa, or• class III, when they are open ended or placed inside cargo

tanks) The provisions given in NR467, Part D, Chapter 8, related to

cargo piping, supplement those given in NR467, Pt C, Ch 1,Sec 10, [20] for piping systems

Table 9 : Cargo Handling and Containment Systems of Oil / FLS Tankers o

CARGO HANDLING AND CONTAINMENT SYSTEMS OF OIL / FLS TANKERS OR C

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

I1 Steel or stainless steel plates and profiles for cargo tanks C (1)(1

I2 Coating systems of cargo tanks (1) (2) W (1)(2) X (1) (2) W (1) (2)(1(2

I3

Cargo pumps and their prime movers (1

(2(3

(4

1- Cargo pumps DA or TA (1) C / W (4) X h (2) C


I4 Gastight shaft bulkhead penetration devices DA or TA (1) X h C (2)(1(2

I5

Fans for enclosed spaces located within the cargo area,and their prime movers

(1(2

(3

1- Fans TA (1) X C / W (3)


I6

Seamless steel or stainless steel cargo pipes of class I, forchemical tankers (1) (2)

(1

(2

• nominal diameter ND 25mm C X h ndt C


61

s per NR467, Pt D, Ch 8, Sec 5, cargo pipes and associatedccessories are considered as:

class I, when the design pressure is above 1,5 MPa, or thepipe is intended for toxic substancesclass II, when the design pressure is equal to or less than1,5 MPa, orclass III, when they are open ended or placed inside cargotanks

he provisions given in NR467, Part D, Chapter 8, related toargo piping, supplement those given in NR467, Pt C, Ch 1,ec 10, [20] for piping systems

s per NR467, Pt D, Ch 7, Sec 4, unless otherwise specified,argo piping is to be designed and constructed according tohe requirements of NR467, Pt C, Ch 1, Sec 10 applicable toiping systems of:

class III, in the case of ships having the service notationoil tankerclass II, in the case of ships having the service notationFLS tanker,

ith the exception of cargo pipes and accessories having anpen end or situated inside cargo tanks, for which class III maye accepted

lass III: as defined in NR467, Part D, Chapter 7 and NR467, art D, Chapter 8 (see items I6, I7 and I8)

uch as elbows, reducers, flanges: same remarks as for items 6, I7 or I8, as appropriate Fittings of class I: material certificate C for ND 25mm, W forD < 25 mm

Fittings of class II: material certificate C for ND 100 mm, W or ND < 100 mmor the definition of class I/class II, refer to relevant provisions f items I6, I7 (chemical tankers) and I8 (oil/FLS tankers)hen the fittings are of welded type, welding procedures are

o be examinedf not already addressed within the scope of the system approval

ICAL TANKERS - ITEM I

Remarks


I7

Cargo pipes of class II, for chemical tankers (1) (2) (1) Aa•

•

•

(2) TcS



I8

Cargo pipes of class II for oil / FLS tankers (1) (1) Actp•

•

wob



I9 Cargo pipes and accessories of class III, (1) X h W(1) C

P

I10 Cargo pipe fittings (1) DA (4) C / W (2) X h ndt (3) C

(1) SI

(2) -N-fFo

(3) Wt

(4) I

CARGO HANDLING AND CONTAINMENT SYSTEMS OF OIL / FLS TANKERS OR CHEM

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


) Specific requirements as per NR467, Part D, Chapter 7 andNR467, Part D, Chapter 8

) Specific requirements as per NR467, Part D, Chapter 7 andNR467, Part D, Chapter 8

) Specific requirements as per NR467, Part D, Chapter 7 andNR467, Part D, Chapter Ch 8

) As per NR467, Part D, Chapter 7 and NR467, Part D, Chapter 8) In case of welded construction; when the valves have welded ele-

ments, the welding procedures are to be examined) As per NR216, Ch 2, Sec 3, [7.8]. Non-destructive examination

by both MPI and UT methods are to be carried out on allClass 1 drum-forgings having thickness > 10 mm, intended forClass I piping systems, typically: all valves of large size (havingnominal diameter 24")

) Chemical tankers:• material as per NR216, Ch 2, Sec 4, [7.8.1]• for castings, corrosion tests ASTM A262 Practice E (copper-

copper sulphate sulphuric) or Practice C (nitric acid), as ap-propriate, may be required to be carried out on 1 piece perbatch; tests in accordance with other recognised standardsare subject to agreement by the Society

) For definition of class I/class II, refer to relevant provisions of items I6, I7 (chemical tankers) and I8 (oil/FLS tankers)

) As per NR467, Pt D, Ch 7, Sec 4: plastic pipes may be used inthe conditions specified in NR467, Pt C, Ch 1, App 3. Arrange-ments are to be made to avoid the generation of static electricity

) See item G26) As per agreed program

) TA, or case-by-case DA) When the valves have welded elements, the welding proce-

dures are to be examinedote: Running tests - checking of the setting

HEMICAL TANKERS - ITEM I

Remarks

I11 Expansion joints (1) TA W X h ndt C(1

I12 Expansion bellows (1) TA W X h ndt C(1

I13 Cargo hoses (1) TA W X h ndt C(1

I14

Cargo valves (1) (5) (1(2

(3

(4

(5

• valves of class I: nominal diameter ND 25 mm• valves of class II: nominal diameter ND 100 mm

DA or TAC

(3) (4)X h ndt (2) C

• valves of class I: nominal diameter ND < 25 mm• valves of class II: nominal diameter ND < 100 mm

DA or TAW

(3) (4)X h ndt (2) C

I15 Plastic pipes used as cargo pipes TA (1) (2) C X h (3) C

(1

(2(3

I16 Safety relief valves for cargo process piping system TA or DA (1) C X ndt (2) C

(1(2

N

CARGO HANDLING AND CONTAINMENT SYSTEMS OF OIL / FLS TANKERS OR C

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

63

s per provisions of NR467, Part D, Chapter 8. The approval in-ludes capacity testinghen the valves have welded elements, the welding proce-

ures are to be examinedunning tests - checking of the setting including tightness test

s per relevant provisions of NR467 Pt D, Ch 7, App 1

or some equipment, DA is applicable on a case-by-case basis; ee item K and relevant provisions of NR467, Part D, Chapter and NR467, Part D, Chapter 8utomation systems: see relevant provisions of item N

ee item D

ee item C

ee item C

utomation systems: see relevant provisions of item N

hen required, for oil/FLS tankers. Every crude oil tanker of 0 000 tons deadweight and above is to be fitted with a cargo

ank cleaning system using crude oil washing and complyingith NR467, Pt D, Ch 7, App 2

rude oil washing systems fitted on oil tankers other than crudeil tankers of 20 000 tons deadweight or above are to complyith the provisions of NR467, Pt D, Ch 7, App 2 related to safety

or oil / FLS tankerss per NR467, Part D, Chapter 7utomation systems: see relevant provisions of item N

or oil / FLS tankerss per NR467, Part D, Chapter 7utomation systems: see relevant provisions of item N

ICAL TANKERS - ITEM I

Remarks


I17 Pressure / vacuum safety relief valves for cargo tanks TA (1) W X ndt (2) C

(1) Ac

(2) Wd

Note: R

I18 Flame arresting devices TA (1) X C(1) A

I19 Cargo process and containment instrumentation TA (1) (2) C X C

(1) Fs7

(2) A

I20 Inert gas generation systems (1)(1) S

I21 Fire prevention materials and arrangements (1)(1) S

I22 Fire fighting systems (1)(1) S

I23 Gas detection system TA (1) X C(1) A

I24 Tank washing machines, COW systems (1) TA (1) X C

(1) W2tw

I25 Tank washing machines, COW systems (1) DA or TA (1) X W(1) C

ow

I26 Oil discharge monitoring and control system (1) TA (2) (3) X C(1) F(2) A(3) A

I27 Oil-water interface detectors (1) TA (2) (3) X C(1) F(2) A(3) A

CARGO HANDLING AND CONTAINMENT SYSTEMS OF OIL / FLS TANKERS OR CHEM

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


Table 10 : Fire Fighting Ships - item J

FIRE FIGHTING SHIPS - ITEM J

No. Item


RemarksDesignassessment/ Approval

Rawmaterial

certificate

Examinationand

testing

Productcertificate

J1

Fire pumps and their prime movers DA X (2) C(1) For electrical motors, refer to item K; for other prime movers

(i.e. steam, hydraulic systems), refer to relevant provisions ofthis NR266 and of NR467. Diesel engines as per item E1

(2) Performance test for bilge and fire pumps according to NR467, Pt C, Ch 1, Sec 10, [20.5.1]. See item G31

1- Fire pumps W X h ndt C


J2 Fire water main, fire foam main, water spray pipingsystems and their accessories

(1) X h C (1)(1) Requirements according to relevant class of piping. See items

G26 and G27

J3 Foam generation systems DA X C

J4

Water and foam monitors, and their seatings

1- Water and foam monitors TA X C

2- Seatings DA X C

J5 Powder generation systems DA X C

J6 Foam concentrates TA (HBV) W

J7 Water spray nozzles, dual-purpose nozzles TA (1) C / W (2)

(1) In the case of a discrepancy between the provisions of the ap-plicable International and National statutory regulations andthose of the Society’s Rules, normally the former take prece-dence. A valid certification to MED 2014/90/EU (or MED96/98/EC as amended for its Annex A1 items) is to be recog-nised for classification purpose

(2) As per conditions set in the TA

65

Remarks

f equipment intended for “essential services”, refer to NR467.

esting of electrical rotating machines (a.c. generators and elec-rical motors) includes type tests and routine tests as per NR467,t C, Ch 2, Sec 4, [3]hafts are to be made of material complying with NR216, Ch, Sec 3 or, where rolled products are allowed in place of forg-

ngs, with NR216, Ch 2, Sec 1onsidered as essential service: see Sec 1, [2.4] of this NR266aterial certificates for shafts

ndividual works' certificate is to be issued by the manufacturernd test report submitted to the Societyn addition, for rotating machines intended for propulsion de-eloping a power of more than 1 MW, requirements given inR467, Pt C, Ch 2, Sec 4, [5] apply

f appropriate; where welded parts are foreseen on shafts andotors, the provisions of NR216, Chapter 5 apply (on a case-by-ase basis)haft material for electric propulsion motors and for main en-ine driven generators where the shaft is part of the propulsionhafting is to be certified by the Societyype tests are to be carried out on a prototype machine or on

he first of a batch of machines, and routine tests carried out onhe subsequent machines


Table 11 : Electrical Equipment - item K

ELECTRICAL EQUIPMENT - ITEM K

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

K A summary list of auxiliaries considered as essential is given in Sec 1, [2.4] of this NR266. For an exhaustive definition o

K1

Generators and motors for electric propulsion (3) (1) T

tP

(2) S2i

(3) C(4) M(5) I

a(6) I

vN

(7) Irc

(8) Sgs

(9) Ttt

1- power P 100 kW DA or TAC (2) (4)

(8)X (1) (6) (7)

(9)C

2- power P < 100 kWDA or TA

(HBV)W (2) (4)

(8)X (1) (6) (7)

(9)W (5)


) Testing of electrical generators includes Type tests and Routinetests as per NR467, Pt C, Ch 2, Sec 4, [3]

) Shafts are to be made of material complying with NR216, Ch2, Sec 3 or, where rolled products are allowed in place of forg-ings, with NR216, Ch 2, Sec 1

) Driving auxiliaries considered as essential. See typical list inSec 1, [2.4] of this NR266

) For rotating machines intended for non essential services, indi-vidual works' certificate is to be issued by the manufacturerand test report made available and submitted upon request

) Individual works' certificate is to be issued by the manufacturerand test report submitted to the Society

) If appropriate; where welded parts are foreseen on shafts androtors, the provisions of NR216, Chapter 5 apply

) Shaft material for electric propulsion motors and for main en-gine driven generators where the shaft is part of the propulsionshafting is to be certified by the Society. Shaft material for othermachines is to be in accordance with recognized internationalor national standard

) Type tests are to be carried out on a prototype machine or on the first of a batch of machines, and routine tests carried out on the subsequent machines

Remarks

K2

Engine driven generators for the general network of theship (3) (4)

(1

(2

(3

(4

(5

(6

(7

(8

1- power P 100 kW DA or TA W (2) (7) X (1) (6) (8) C


(HBV)W (2) (7) X (1) (6) (8) W (5)


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

67

esting of electrical generators includes Type tests and Routineests as per NR467, Pt C, Ch 2, Sec 4, [3]hafts are to be made of material complying with NR216, Ch, Sec 3 or, where rolled products are allowed in place of forg-

ngs, with NR216, Ch 2, Sec 1riving auxiliaries considered as essential. See typical list inec 1, [2.4] of this NR266or rotating machines intended for non essential services, indi-idual works' certificate is to be issued by the manufacturernd test report made available and submitted upon requestndividual works' certificate is to be issued by the manufacturernd test report submitted to the Societyf appropriate; where welded parts are foreseen on shafts andotors, the provisions of NR216, Chapter 5 applyype tests are to be carried out on a prototype machine or on

he first of a batch of machines, and routine tests carried out onhe subsequent machines

or auxiliaries considered as essentialo be specially considered on a case-by-case basisccording to an agreed program

Remarks


K3

Emergency generators (3) (4) (1) T

t(2) S

2i

(3) DS

(4) Fva

(5) Ia

(6) Ir

(7) Ttt

1- power P 100 kW DA or TA W (2) X (1) (6) (7) C


(HBV)W (2) X (1) (6) (7) W (5)

K4 Ward-Leonard sets (1) DA (2) X (3) C(1) F(2) T(3) A


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


) Testing of electrical motors includes Type tests and Routinetests as per NR467, Pt C, Ch 2, Sec 4, [3]

) Shafts are to be made of material complying with NR216, Ch2, Sec 3 or, where rolled products are allowed in place of forg-ings, with NR216, Ch 2, Sec 1

) Driving auxiliaries considered as essential. See typical list inSec 1, [2.4] of this NR266

) For rotating machines intended for non essential services, indi-vidual works' certificate is to be issued by the manufacturer andtest report made available and submitted upon request

) Individual works' certificate is to be issued by the manufacturerand test report submitted to the Society

) If appropriate; where welded parts are foreseen on shafts androtors, the provisions of NR216, Chapter 5 apply

) Shaft material for electric propulsion motors and for main en-gine driven generators where the shaft is part of the propulsionshafting is to be certified by the Society. Shaft material for othermachines is to be in accordance with recognized internationalor national standard

) Type tests are to be carried out on a prototype machine or onthe first of a batch of machines, and routine tests carried out onthe subsequent machines

) Testing of transformers includes Type tests and Routine tests asper NR467, Pt C, Ch 2, Sec 5, [2]

) Type tests are to be carried out on a prototype machine or onthe first of a batch of machines, and routine tests carried out onthe subsequent machines

) Temperature rise test may be omitted for starting transformers

Remarks

K5

Electric motors (3) (4) (1

(2

(3

(4

(5

(6

(7

(8

1- power P 100 kW DA or TA W (2) (7) X (1) (6) (8) C


(HBV)W (2) (7) X (1) (6) (8) W (5)

K6

Transformers intended for essential services (1

(2

(3

1- power P 100 kVA (or 60 kVA when single phase) DA or TA X (1) (2) (3) C

2- power P < 100 kVA (or 60 kVA when single phase)DA or TA

(HBV)X (1) (2) (3) W


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

69

esting of semiconductor convertors or static convertors in-ludes Type tests and Routine tests as per NR467, Pt C, Ch 2,ec 6, [3]onvertors units intended for essential services and UPS unitssed as alternative and/or transitional source

ndividual works' certificate is to be issued by the manufacturernd test report submitted to the Societyonvertors units intended for non-essential services, and UPSnits not used as alternative and/or transitional source, individ-al works' certificate is to be issued by the manufacturer and testeport made available and submitted upon requestype tests are to be carried out on a prototype machine or on

he first of a batch of machines, and routine tests carried out onhe subsequent machinesefer to relevant provisions of this NR266 and of NR467 for ater cooling systems, in particular: pumps and piping system, ooling fluids, pressure vessels, flexible hoses and connec-ions, tubing, penetrations between potential wet area (cooling ystem) and electrical areas. Cooling and lubricating oil sys-ems are to comply with the requirements of NR467, Pt C, h 1, Sec 10

s per NR467, Pt C, Ch 2, Sec 7nsulation measurements are to be carried out.or Li Ion batteries used as emergency source or transitional ource or of capacity above 20kWh, requirements specified in dditional Notation BATTERY SYSTEM in NR467, Part F,h 11, Sec 21 apply. See also item K26dditionally, the autonomy is to be verified on board in accor-ance with the operating conditions

Remarks


K7

Semiconductor convertors or static convertors (2) (4) (6)(1) T

cS

(2) Cu

(3) Ia

(4) Cuur

(5) Ttt

(6) RwctstC

1- power P 50 kW DA or TA X (1) C


(HBV)X (1) (5) W (3)

K8 Batteries used as emergency / or transitional source (1) (3) X (2) (3) C

(1) A(2) I(3) F

sAC

Note: Ad


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


) For propulsion engines, main and emergency generating sets) See also items K8 and K26) Applicable requirements depending on type of batteries (con-

ventional or non-conventional): HO(DA-ELEC) to be consultedon a case-by-case basis. Ref. provisions of NI 596 for “ACCU-MULATOR BATTERY” - as guidance only.

ote: The capacity, autonomy, arrangement and starting sequenceare to be verified on board in accordance with the operatingconditions

) Insulation measurements are to be carried out) As per technology and conditions set in the DA (starters)

) Dielectric strength test is to be carried out) Insulation measurements are to be carried out) Intended for propulsive or auxiliary units mentioned in items

K2 and K3

) Tests including: dielectric strength test, insulation measure-ments, verification of the protection index IP, clearance andcreepage distances, check of wiring, etc., as per NR467, Pt C,Ch 2, Sec 8

) Tests of main switchboards, emergency switchboards orswitchboards rated above 100 kW are to be attended by a Sur-veyor of the Society

) Tests including: dielectric strength test, insulation measure-ments, verification of the protection index IP, clearance andcreepage distances, check of wiring, etc, as per NR467, Pt C,Ch 2, Sec 8

) Tests of main switchboards, emergency switchboards orswitchboards rated above 100 kW are to be attended by a Sur-veyor of the Society

Remarks

K9 Batteries for starting purposes (1) (2) (3) X (3) C

(1(2(3

N

K10 Regulation and control devices starters DA X (1) C / W (2)(1(2

K11 Electromagnetic couplings (3) DA X (1) (2) C

(1(2(3

K12 Switchboards for electric propulsion DA X (1) C / W (2)

(1

(2

K13 Main and emergency switchboards DA X (1) C / W (2)

(1

(2


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

71

ests including: dielectric strength test, insulation measure-ents, verification of the protection index IP, clearance and

reepage distances, check of wiring, etc., as per NR467, Pt C,h 2, Sec 8ests of main switchboards, emergency switchboards orwitchboards rated above 100 kW are to be attended by a Sur-eyor of the Society

ielectric strength test is to be carried outunning test at no loads per technology and conditions set in the TAunning test under load (on board)



s per technology and conditions set in the TA

s per NR467, Pt C, Ch 2, Sec 9ype tests in accordance with the relevant IEC 60092-3 Seriesublications and IEC 60332-1, IEC 60332-3 Category A and IEC0331 where applicableoutine tests including: visual examination, check of conduc-

or cross-sectional area by measuring electrical resistance, higholtage test, insulation resistance measurement, dimensionalhecks (as necessary), according to the Rulesroduct certificate - As per conditions set in the TA (IBV or HBV)

Remarks


K14 Distribution switchboards DA X (1) C / W (2)

(1) TmcC

(2) Tsv

K15

Circuit breakers (1) D(2) R(3) ANote: R

1- Medium or High voltage TA X (1) (2) C / W (3)

2- Low voltage TA (HBV) W

K16

Contactors (1) D(2) R(3) ANote: R



K17

Switches, disconnecting devices, disconnectors, fuses holders (1) D(2) R(3) ANote: R



K18 Fuses and fuses carriers, overcurrent protective devices TA X (1) C / W (1) (1) A

K19 Cables and insulated cabling wires (1) TA X (2) (3) C / W (4)

(1) A(2) T

P6

(3) Rtvc

(4) P


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


) Dielectric strength test is to be carried out) Insulation measurements are to be carried out) For heating plants of liquid fuel and for water heaters

P 5000 W) Thermal oil heater (typical) is one or more fired pressure ves-

sels and associated piping systems in which organic liquids(thermal oils) are heated. When heated by electricity thermaloil heater is considered as an unfired pressure vessel. Also seeitem G30 (Pressure vessels).

) Dielectric strength test is to be carried out) Insulation measurements are to be carried out) For passengers ships

) Dielectric strength test is to be carried out) Insulation measurements are to be carried out) For passengers ships. See item K23 for liquefied gas carriers or

tankers safety fittings ) Tests to be carried out on 1 equipment out of 100 of each type,

with a minimum of 5

) Dielectric strength test is to be carried out) Insulation measurements are to be carried out) Including, for flameproof material, the hydraulic test that may

be made under the responsibility of the manufacturer

Remarks

K20 Heaters, electric (3) (4) DA X (1) (2) C

(1(2(3

(4

K21 Fixed electric radiators (3) DA X c (1) (2) C

(1(2(3

K22 Lighting fittings, fluorescent lamps (3) TA X c (1) (2) (4) C

(1(2(3

(4

K23 Safety electrical equipment TA X (1) (2) (3) C

(1(2(3


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

73

hargers are to be adequate for the batteries for which they arentended and provided with a voltage regulatoree also items K8 and K9esting of battery chargers includes Type tests and Routine

ests as per NR467, Pt C, Ch 2, Sec 7, [2.2]lectronic components of the battery chargers are to be construct-d to withstand the tests required in NR467, Pt C, Ch 3, Sec 6ype test on prototype battery charger or on at least the firstatch of battery chargers. When battery chargers are fabricated

n batch, type tests are to be carried out on the first batteryharger of the batchests of battery chargers of 5 kW and over intended for essen-

ial services are to be attended by a Surveyor of the Society

ee relevant provisions of items K1, K2, K3 (Generators), item 17 (Gas turbines), items E1 and E11 (Diesel engines)hen the generator set is made of components already cov-

red by individual certifications (bare engine, alternator, auto-ation), the assembled package or skid is subject to special

onsideration for approval by the Society. "DA" on a case-by-ase basis is required for its compliance to relevant provisionsf NR467, NR445s per agreed programesting and/or document review, as applicableinal certification for the genset package prior to installationnboardor equipment and components not covered by the individualertifications of the engine and generatoree also item G2 (for Reduction gears, reverse reduction gears, nd multipliers), item G26 (for Piping), G30 (for Vessels), G42 for Hydraulic systems), relevant provisions of item K (for Elec-rical equipment), relevant provisions of item N (for Automa-ion systems), and other relevant items of this NR266he general approach described here may be applied for aompressor package

Remarks


K24 Battery chargers (1) (2) TA X (3) (4) (5) C / W (6)

(1) Ci

(2) S(3) T

t(4) E

e(5) T

bic

(6) Tt

K25

Generating set, Generator set, Generator package (1) (2) (8) DA X (3) C (5)

(1) SF

(2) Wemcco

(3) A(4) T(5) F

o(6) F

c(7) S

a(tt

(8) TC

1- Diesel engine or Gas turbine (driver) (1) (2) (1) (2) (1) (2) C (1) (2)

2- Generator (electrical generator) or alternator (1) (2) (1) (2) (1) (2) C (1) (2)

3- ECMs (controls), sensors, electrical harnesses (cabling),flexible hoses, auxiliaries, coolers/heaters/filters, insulationmaterials, fuel/lube oil spraying protections, crankcaserelief valves, turbochargers, couplings, local controlpanels, voltage regulators, AVR, speed governor,enclosure, reduction gears or multipliers), couplingsystem, etc., as applicable (7)

TA or DA (6) C / W (4) X (3) C / W (4)


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


) As per NR467, Part F, Ch 11, Sec 21. The additional Class No-tation BATTERY SYSTEM may be assigned to ships when bat-teries are used for propulsion and/or electric power supply purpose during ship operation. This notation is mandatory when the ship is relying only on batteries for propulsion and/or electrical power supply for main sources.

) See also items K8 and K9) Type Approval is required with work’s recognition: IBV

scheme/HBV scheme (as per NR320)) When a battery pack is installed with a BMS, the type approval

is to cover battery pack and BMS. A case-by-case approval canbe applied with the same review and testing as for the type ap-proval scheme.

) Prototype tests and Factory acceptance tests as per NR467, Part F, Ch 11, Sec 21

) Definitions as per NR467, Pt F, Ch 11, Sec 21: A battery sys-tem is an energy storage device that includes cells, cell assem-blies or battery pack(s), as well as electrical circuits andelectronics (example of electronics: Battery management sys-tem 'BMS', Battery support system 'BSS', cell electronics). |Battery pack means one or more sub-packs that can work orthe intended purpose as a standalone unit. | Cell means thesmallest unit of a battery.

ote: On-board tests as per NR467, Part F, Ch 11, Sec 21

Remarks

K26

Batteries used for propulsion and/or electric power supplypurpose during ship operation (1) (2)

(1

(2(3

(4

(5

(6

N

1- Battery pack and associated Battery management system(BMS)

TA (IBV) (3) (4) (6)

X (5) C

2- Battery cellsTA (HBV) (3)

(6)X (5) W


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

75

s per NI547 (Guidelines for fuel cell systems onboard com-ercial ships). These Guidelines apply to fuel cell systems in-

tallations in ships using a gas (see [1.3.17]) as fuel and oxygenrom ambient air as oxidant. The gas may be stored in gaseousompressed state or liquid state. Other types of processes, e.g.se of metal hydride hydrogen storage and use of pure oxygens oxidant, should be subject to special examination by the So-iety. Additionally, the use onboard of both gas and hydrocar-on based fuels should also be subject to special examinationy the Society.he manufacture, testing, inspection and documentation shoulde in accordance with relevant BV Rules and recognized stan-ards and the specific recommendations given in NI547.

Remarks


K27 Fuel Cell Systems (1) (1) (2) (2) (2)

(1) Amsfcuacbb

(2) Tbd


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


em L

L

Remarks

he maintenance of classification for offshore units. The application

445, Part D (for specific requirements dedicated to the service of

, except when otherwise specified.ific Rules published by the society.

) Especially:- cast nodes- connection and articulation parts

) As per NR216 and NR480) If repairs are to be done, the repair procedure shall be submit-

ted for preliminary examination

) Including jacking systems and locking systems for jack-upunits; refer to NR445, Offshore Rules

) Survey of system components to be done as per relevant re-quirements of NR445, and relevant provisions of this NR266 (i.e. items G26 and G30 for piping and pressure vessels, item K for electrical equipment, etc.)

) As per NR216 and NR480) For welded construction) Proof tests and running as per agreed program

) Concerning other parts of the ballast systems, refer to NR467) Pressure test for hydraulic systems. As for instrumentation sys-

tems, refer to item N5

) As per NR445 and NI 423, Corrosion Protection of Steel Off-shore Units and Installations


) As per NR445 and NI 423, Corrosion Protection of Steel Off-shore Units and Installations


Table 12 : Specific Equipment for Offshore Units - it

SPECIFIC EQUIPMENT FOR OFFSHORE UNITS - ITEM

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

L0

General Notes: NR445 “Rules for the classification of offshore units” give the requirements for the assignment and tcriteria of the different parts of the present Rules are the following:- NR445, Part A for classification and surveys, which applies to all units- NR445, Part B (for structural safety), NR445, Part C (for facilities: machinery, systems and safety features) and NRthe offshore unit), which apply to offshore units of welded steel construction.Requirements of NR445, Part D are complementary to the provisions of Parts A, B and C which remain applicableThe classification of units other than those dealt with in the above-mentioned Parts B, C and D is covered by spec

L1 Castings (1) DA C (2) X ndt (3) C

(1

(2(3

L2 Self elevating mechanisms (1) (2) DA C (3)X h ndt (4)

(5)C

(1

(2

(3(4(5

L3 Instrumentation for remote gauging of ballast systems (1) DA X (2) C(1(2

L4 Cathodic protection systems with sacrificial anodes (1) DA or TA W X (1) C / W (2)(1

(2

L5 Cathodic protection systems with impressed currents (1) DA or TA X (1) C / W (2)(1

(2

77

s per NR526. See items O2 to O7 concerning additional class otations ALMs per NR216 and NR480he use of lifting appliance for personnel transfer operations is ex-luded from the Class approval scope. The use of lifting applianceor personnel transfer is subject to authorization of the relevant Flagdministration or relevant offshore regulatory Authorities. Addi-ional safety requirements -as per NR526, Chapter 3, Section 3

echanical tests on end fittingss per an agreed procedure; see NI 364, Non-bonded Flexibleteel Pipes used as Flow-linesee API 17J “Specification for Unbonded Flexible Pipe” and SO 13628-2 “Subsea flexible pipe systems”

ee NR445, Part D

ee NR445, Part D

ee relevant provisions of items H and Is per NR216, Ch 2, Sec 3, [7.8]. Non-destructive examinationy both MPI and UT methods are to be carried out on alllass 1 drum-forgings having thickness > 10 mm, intended forlass I piping systems, typically: all valves of large size (havingominal diameter 24”)ee relevant provisions of NR445, Pt C, Ch 1, Sec 7.

or electrical motors, refer to item K5; for other systems, refer o relevant provisions of this NR266 and of NR445. Also see ydraulic systems as per items G42. Piping, valves and fittings

s per items G26 and G27ee item G28ee item G30ump housing: material certificates (C / W) according to the iping class. See item G31

Remarks


L6 Lifting appliances (1) DA (3) C (2) X C

(1) An

(2) A(3) T

cfat

L7

Flexible pipes (non-bonded) for production risers (RIPRO notation) or for drilling units:

(3) (1) M(2) A

S(3) S

I

• Risers TA C (1) X (2) C

• Drilling lines TA C (1) X (2) C

L8 Fluid swivels (1) DA C X C(1) S

L9 Electrical swivels (1) DA C X C(1) S

L10 Process valves and ESD Valves (1) TA or DA (2) C X h ndt C

(1) SAbCCn

(2) S

L11

Hydraulic power unit for subsea valves: (1) DA C (1) FtHa

(2) S(3) S(4) P

p

• Pumps (4) C / W (4) X h C

• Electrical motor (1) (1) X C / W

• Flexible hose assembly (2) TA W X h C

• Hydraulic jack-accumulator (3) DA C / W X h ndt C

SPECIFIC EQUIPMENT FOR OFFSHORE UNITS - ITEM L

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


) See relevant provisions of items H and I) For electrical motors, refer to item K; for other prime movers


) Class 1 piping system; see relevant provisions of items H and I

) Mechanical tests on end fittings) As per an agreed procedure; refer to OCIMF, Guide to Purchas-

ing, Manufacturing and Testing of Loading and Discharge Hosesfor Offshore Moorings, within 100 m waterdepth

) As per NI432, Certification of Fibre Ropes for Deepwater OffshoreServices

) As per NI658, Type Approval of fibre and yarns for the manu-facturing of fibre rope

) For offloading buoys and FP(S)O tandem offloading) As per NR216, Ch 4, Sec 1, [5.1.2]; see NI432, Annex 4 and

OCIMF, Guidelines for the purchasing and testing of singlepoint mooring hawsers

) As per NI658, Type Approval of fibre and yarns for the manu-facturing of fibre rope

) See item B7) Requirements as per NR216ote: As per NR467, Pt B, Ch 9, Sec4, [4.1.1] - The towing and moor-

ing arrangement as defined in NR467, Pt B, Ch 9, App 2, [1]and the towing and mooring lines as defined in NR467, Pt B, Ch9, App 2, [2] are given as a guidance but are not required as acondition of classification. Survey of steel wires and fibre ropesfor towing and mooring lines, when requested by the Owner, isto be done as per requirements of NR216, Ch 4, Sec 1

L

Remarks

L12 Cargo offloading pumps and their prime movers (1) (2) DA C X h C

(1(2

L13 Cargo lines (1) DA C X h ndt C(1

L14 Bonded flexible pipes and marine hoses TA or DA C (1) X (2) C

(1(2

L15 Fibre ropes for deep-water offshore services (1) TA C (2) X ndt C

(1

(2

L16 Fibre ropes for Single Point Mooring hawsers (1) (2) TA C (3) X ndt C

(1(2

(3

L17Fibre ropes other than L15 and L16, i.e. intended for emer-gency towing arrangement, cargo handling gear or similar applications (1) (2)

W X ndt C

(1(2N


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

79

ertification of Life-saving appliances is outside the scope oflassification. For offshore units intended to be granted the ap-licable additional class notation LSA, type approval certifi-ates showing compliance with SOLAS requirements areequired as well as the associated individual or batch produc-ion documents

ptional item L19: scope and references to be specially agreed ith the Society on a case-by-case basis. Refer to detailed pro-

isions of item L23 (Offshore handling systems and associated quipment)ee item G26 (for Piping) and G42 (for Hydraulic systems)or electrical motors, switchboards, starter cabinets and alarm anels, refer to the relevant provisions of item K; for the other sys-ems, refer to the relevant provisions of this NR266 and of NR467hop tests, as per agreed program. See relevant provisions ofR595, Sec 3n board load tests, as per agreed program

or offshore units intended to be granted the additional class otations POSA, POSA-HR, POSA MU, or POSA JETTYor mooring accessories: forges and foundries are to be approveds per provisions of NR216, NR480 and NR493 - Classificationf Mooring Systems for Permanent and Mobile Offshore Units

Remarks


L18LSA equipment: survival crafts, rescue boats, lifebuoys, lifejackets, immersion suits, visual signals and other life-savingappliances

(1) (1) (1)

(1) Ccpcrt

L19

Pull-in systems (risers and mooring pull-in systems) (1) DA (1) X (4) C (1) Owve

(2) S(3) F

pt

(4) SN

Note: O

1- Main shaft DA C X ndt C

2- Casing or body, main load-bearing structures DA C X ndt C

3- Hydraulic systems (2) (3) (2) (2) X h C

4- Guide roller, Wire stopper, Guide pins DA C X ndt C

L20

Mooring (station keeping) system (1):• mooring line components (chains, steel wire ropes and

accessories)• hull mounted equipment (fairleads, stoppers, ...)• anchors

TA or DA (3) C (2) (3) X (3) C

(1) Fn

(2) F(3) A

o


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


) Only for offshore units intended to be granted the additional class notation PROC

) As per NR459) The manufacturing/testing of materials should be in accor-

dance with either the relevant provisions of NR445 / NR216(marine practices), or the provisions of accepted specificationsand codes/standards (offshore industry practices) as quoted inNR459. Case-by-case for each particular offshore project, thedetailed ‘Materials certification requirements’ agreed at the de-sign review stage should clarify, among others, the relevanttype of document to be produced by the manufacturer's select-ed materials suppliers: may be either materials certificate W,i.e. material inspection certificates type EN 10204 (3.1), or ma-terials certificate C issued by the Society when agreed with theOperator/Duty holder

) Where required, the ‘traceability of materials and review ofmill certificates’ should be done with due consideration to the‘Materials certification requirements’ specified in the applica-ble ‘design documents’ reviewed and case-by-case agreed atthe design stage by the Society and the Operator/Duty holder

) NR459 provides principles and specific requirements for thesurvey and certification of process systems and equipment; forthe purpose, survey ratings (A1, A2, A3) are defined in order toaddress the scope of survey and certification (these require-ments are complementary to those of this NR266)

L

Remarks

L21 Process systems on board offshore units (1) DA or TA (2)C / W (2)

(3)X (2) (4) C / W (5)

(1

(2(3

(4

(5


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

81

pply to all drilling systems and equipment intended to be ranted the additional class notation DRILLs per NR570he manufacturing/testing of materials should be in accor-ance with either the relevant provisions of NR445 / NR216

marine practices), or the provisions of accepted specificationsnd codes/standards (offshore industry practices) as quoted inR570. Case-by-case for each particular offshore project, theetailed ‘Materials certification requirements’ agreed at the de-ign review stage should clarify, among others, the relevantype of document to be produced by the manufacturer's select-d materials suppliers: may be either materials certificate W,.e. material inspection certificates type EN 10204 (3.1), or ma-erials certificate C issued by the Society when agreed with the

perator/Duty holderhere required, the ‘traceability of materials and review ofill certificates’ should be done with due consideration to the

Materials certification requirements’ specified in the applica-le ‘design documents’ reviewed and case-by-case agreed athe design stage by the Society and the Operator/Duty holderR570 provides principles and specific requirements for the

urvey and certification of drilling systems and equipment; forhe purpose, survey ratings (A1, A2, A3) are defined in order toddress the scope of survey and certification (these require-ents are complementary to those of this NR266)

Remarks


L22 Drilling systems and equipment (1) (2) DA (2)C / W (2)

(3)X (2) (4) C / W (5)

(1) Ag

(2) A(3) T

d(aNdsteitO

(4) Wm‘bt

(5) Nstam


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


) Apply to offshore handling systems and associated equipment for ship or offshore units intended to be granted with the addi-tional class notation OHS

) As per NR595. Other handling equipment not listed herein may be covered on a case-by-case basis (the equipment cov-ered by the notation OHS is to be used occasionally)

) The manufacturing/testing of materials should be in accor-dance with the relevant provisions of NR445 / NR216 (marinepractices)

) Survey to be done as per relevant requirements of NR445, PtC, Ch 1, Sec 3 and NR445, Pt C, Ch 1, Sec 7, or relevant pro-visions of NR467

) Cylinder shell and piston rod only) Survey to be done as per relevant requirements of NR445, Part

C, Chapter 2, or relevant provisions of NR467) Individual load test) Provisions of NR526 are to be complied with regarding:

- electrical and hydraulic systems- control and safety systems.

) The handling systems covered are to be tested at the manufac-turer's workshop (FAT) as per procedures and provisions ofNR595, Section 3

ote: The handling systems covered are to be tested after installationon board the unit as per procedures and provisions of NR595,Section 3

L

Remarks

L23

Offshore handling systems and associated equipment suchas winches, strand jacks, chain jacks, sheaves and theirfoundations used for lifting/pulling of a load. In particular,the following equipment is covered: Equipment used forthe installation and tensioning of mooring lines such aswinches, chain jacks and sheaves; Tensioning winches andstrand jack systems for riser pull-in (1) (2)

DA (2) (8) C / W (3) X (9) C (2)

(1

(2

(3

(4

(5(6

(7(8

(9

N

1- Main load carrying structural elements: drum, flanges,supports or baseplate, shaft, etc.

C X C

2- Gear system C X C

3- Ropes W X C

4- Hydraulic system components (4) X C / W (4)

5- Hydraulic cylinders C (5) X C

6- Electric system components DA or TA (6) (6) X C / W (6)

7- Loose gear and accessories W X C (7)


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

83

s per NR588. Requirements applicable for floating offshore nits intended to be granted the additional class notation Oil ffloading (transfer arms), as defined in NR445, Part A. The etailed scope of classification will be established by the Soci-ty on a case-by-case basis, taking into account the specifici-ies and configuration of each transfer systemransfer systems covered by the notation Oil offloading (trans-er arms) and using new or unproven technology are to be sub-ect to a qualification process. The identification of new echnology is to be carried based on the provisions of NI 525, isk Based Qualification of New Technology. Documentation ontaining a list of components of the transfer system catego-ized as new technology and requiring a qualification process s to be submitteds per the relevant provisions of NR216, NR480, NR588, andhen deemed necessary, the applicable requirements of:

OCIMF “Design and Construction Specification for MarineLoading Arms (Third Edition 1999)”European Standards EN 1474-1 “Design and testing of marinetransfer systems”, Part 1 (Design and testing of transfer arms)EN 1474-3 “Design and testing of marine transfer systems”,Part 1 (Offshore transfer systems)

ite acceptance tests are to be performed in accordance withhe requirements of EN 1474-1, [8.4.8]

urvey as per relevant provisions of NR610 for diving systemsnd equipment

Remarks


L24

Offshore oil offloading - Transfer arms: (1)• transfer arms applied in a side-by-side configuration• transfer arms applied in a tandem configuration

As a rule, the classification covers the following items:- foundations and connections of the transfer system

with unit’s hull- supporting structures- transfer line and associated equipment including swiv-

els and bearings, when relevant- emergency release system- control/detection systems- equipment for energy supply- mooring and fendering equipment

TA or DA (2) (3)

C (3) X (3) C (3)

(1) Auodet

(2) TfjtRcri

(3) Aw-

-

-

Note: St

L25 Diving systems and equipment (1) DA (1) (1) X (1) (1)(1) S

a


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


) NI 629 provides guidelines for the certification of offshore ac-cess systems (OAS) based on gangways and used for the trans-fer of persons from ships to offshore facilities or from ship toship. The principles and requirements developed in NI 629 areapplicable to active and passive offshore access systems (OAS),as defined in NI 629, Sec 1, [4.2]. This Guidance Note alsoprovides requirements for the classification of the offshore ac-cess system, i.e. its integration on the supporting ship on whichit is fitted

) As per relevant requirements of NR467 and NR445 - See items G26 (Piping) and G42 (Hydraulic systems)

) Cylinder shell and piston rod only) For electrical components, refer to the relevant provisions of

item K; for the other systems, refer to the relevant provisions of this NR266 and of NR467

) For control and monitoring system, refer to the relevant provi-sions of items K and N; for the other systems, refer to the rele-vant provisions of this NR266 and of NR467

) Calibration test report, in accordance with an agreed program) Product certificate required for active OAS) As per relevant provisions of this NR266 or in compliance with

an international standard. See also item O6) Proof load as per NR526. See also item Oote: On board load tests, as per agreed program

) As per NR542 - Classification of Floating Gas Units) Only applicable for units having one of the structural type no-

tations and service notations defined in NR542. These require-ments are complementary to the provisions of NR445 Rules forthe Classification of Offshore Units, which remain applicable,except where otherwise specified

) Units intended to be assigned with the service notation(s) liq-uefied gas storage, are to comply with the requirements of IGC Code, except where otherwise specified in NR542. NR542 provides additional requirements and interpretations of IGC Code to be considered for the purpose of classification

L

Remarks

L26

Offshore access systems (OAS) materials and components (1) DA (1) X (1) C (1) (1

(2

(3(4

(5

(6(7(8

(9N

1- Main load bearing structure C X ndt C

2- Mechanical gears C X C

3- Bearings W X W

4- Slewing ring C X C

5- Connection/disconnection device W X W

6- Bolts and nuts W

7- Hydraulic system components of class I C (2) X h ndt C (2)

8- Hydraulic cylinders C (3) X h ndt C

9- Winches C X C

10- Electric system components (4) (4) (4) (4)

11- Control and monitoring system (5) (5) (5) (5)

12- Motion reference unit (6) (7) X (6) W / C (7)

13- Wire ropes (8) X (8) C

14- Loose gear and accessories (9) X (9) C

L27

Gas production or liquefaction components for Floating gas units (1) (2) (3) (4) (5) (6) (7)

(1(2

(3

Boil-Off Gas (BOG) Handling system (8)Boil-Off Gas (BOG) Handling system, as part of Refrigera-tion / Reliquefaction systems (9)

TA (10) X (11) C

1- Compressor TA or DA C X h ndt C

2- Turbine TA or DA C / W X h ndt C

3- Electric motor TA or DA C / W X C


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

85

ll the gas production system components covered by the ser-ice notation PROC-GP are to comply with the relevant re-uirements of NR459 Process Systems Onboard Offshore Units nd Installations, with regards to design, certification, con-truction survey and testing. ll the gas liquefaction system components covered by the ser-ice notation PROC-GL are to comply with the relevant re-uirements of NR459 Process Systems Onboard Offshore Units nd Installations, with regards to design, certification, con-truction survey and testing. ystems and components covered by the additional class nota-ion PROC are to comply with the requirements of NR459 Pro-ess Systems Onboard Offshore Units and Installations. dditional class notation PROC, PROC-GL or PROC-GP - Also ee item L21ee relevant provisions of NR467, Pt D, Ch 9, Sec 7, [2] and R542, Section 13. Also see item H26

n case a component, material or equipment is not listed, refer tohe applicable survey requirement of relevant item of this NR266A, or DA (on a case-by-case basis)s per agreed program, based on the requirements of IGCode and/or standards recognized by the Societyeat exchangers (Class 1 vessel)s per conditions set in the TAutomation systems: see relevant provisions of items K and Nnboard tests are intended to demonstrate that the plant with as-

ociated safety features is functioning properly in complianceith the Rules criteria. The tests are to be witnessed by a Surveyor

Remarks


4- Heat exchangers (12) DA C X h ndt C

(4) Avqas

(5) Avqas

(6) Stc

(7) As

(8) SN

(9) It

(10) T(11) A

C(12) H(13) A(14) ANote: O

sw

L27

5- Sensors, transmitters, flow meters, PT100 and PLC,Circuit breakers, Electric Cables

TA (14) X C / W (13)

6- Cryogenic piping systems, cryogenic valves, cryogenicflexible hoses assembly

TA or DA C X h ndt C

7- Other piping systems, valves, flexible hoses assemblyand expansion belows

TA or DA C / W X h ndt C


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


RGO, REF-CONT, REF-STORE) - item M

RGO, REF-CONT, REF-STORE) - ITEM M

Remarks

refrigerating installations and associated arrangements and are to minimum requirements mandatory for all ships with refrigerating

ombustion engines forming parts of refrigerating installations, fol-unning data (capacity, pressure head, power and rotational speed,

NR467, Part F, Chapter 7ain its refrigerating capacity in the most unfavourable temperature

rnative test procedures are to be agreed with the Society

) Non electrical (i.e. hydraulic); for electrical motors, refer to item K5; diesel engines as per item E1

) Compressor crankshaft or rotor, couplings, connecting rodsand piston rods; compressor liners, cylinder heads and otherparts subjected to pressure

) Including, for refrigerated container ships, checking at works ofthe performances as per Rules


) Including, for refrigerated container ships, checking at works ofthe performances as per Rules, where the prime movers havean output exceeding 50 kW

) Pump housing: material certificates (C / W) according to the piping class. See item G31


) Casing if temperatures 40°C) Including, for refrigerated container ships, checking at works of

the performances as per Rules, where the prime movers havean output exceeding 50 kW

Table 13 : Refrigerating Installation covered by Additional Class Notation REF (REF-CA

REFRIGERATING INSTALLATION COVERED BY ADDITIONAL CLASS NOTATION REF (REF-CA

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

M

• The requirements of NR467, Part F, Chapter 7 summarized in this item M are specific to permanently installedbe considered additional to those specified in NR467, Pt C, Ch 1, Sec 13 (addressed in item G35) which are theinstallations

• Individual pieces of equipment: shop tests are to be carried out on pumps, fans, electric motors and internal clowing procedures in accordance with the requirements applicable to each type of machinery. The relevant retc.) are to be recorded for each item

• Pressure tests of components at the workshop include hydrostatic test (strength) and leak test (tightness) as per • At least one refrigerating unit of each type installed on board is to be subjected to shop tests in order to ascert

conditions expected, or in other temperature conditions agreed by the SocietyWhere the complete unit cannot be shop tested (for instance, in the case of direct expansion installations), alte

M1

Refrigerating compressors, and their prime movers DA (1

(2

(3

1- Refrigerating compressors C (2) X h (3) C


M2

Condenser circulating pumps, and their prime movers DA (1

(2

(3

1- Condenser circulating pumps C / W (3) X h (2) C


M3

Brine and refrigerant pumps, and their prime movers DA (1

(2(3

1- Brine and refrigerant pumps C (2) X h (3) C


87

or electrical motors driving fans, refer to item K5etermination of characteristics: capacity, pressure and poweronsumption

ressure tests as per Rulesee items G30 and G35xcept for water sidendividual hydraulic test and non-destructive examination bypproved methodrine (coolant): requirements as per Pressure vessels criteria.ee item G30 (-5, for liquid substances)articular attention is drawn to provisions of NR467, Pt F, Ch , Sec 1, [7.5] regarding air coolers arrangement



ee items G27, G28 and G35

lass III piping system. See items G26 and G35

lass III piping system. See items G27, G28 and G35

ee item M2ee item M1alibration by the manufacturer. The Society reserves the right

o require random checks of the calibrationutomation systems: see relevant provisions of item Nor less important installations, running tests could be made on oard

, REF-CONT, REF-STORE) - ITEM M

Remarks


M4 Air-cooler fans and their prime movers (1) DA X (2) C(1) F(2) D

c

M5

Condensers, heat exchangers, evaporators of shell type(tube or welded plate) and similar apparatuses: body, shell,covers, tubes or plates (5) (6)

DA X h ndt (1) C(1) P(2) S(3) E(4) I

a(5) B

S(6) P

7

1- Body or shell (2) C X ndt C

2- Covers C (3) X ndt C

3- Tubes or plates C X h (4) C

M6 Pressure vessels: oil separators, intermediate receivers andother pressure vessels included in the gas circuit (1)

DA C X h C(1) S

M7 Refrigerant pipes: steel and copper tubing for evaporatorand condenser coils and for pressure piping in general (1)

C X h C(1) S

M8 Accessories of refrigerant pipes (1) C X h C(1) S

M9 Brine pipes (1) W X h W(1) C

M10 Accessories of brine pipes (1) W X h W(1) C

M11

Equipment of refrigerated container ships (1) S(2) S(3) C

t(4) ANote: F

b

1- Air ducts and couplings DA X h C

2- Circulating pumps (1) DA C

3- Compressors (2) DA C

4- Temperature monitoring system DA (4) X h C

5- Temperature sensors (detectors and thermometer) TA (4) X (3) C / W

REFRIGERATING INSTALLATION COVERED BY ADDITIONAL CLASS NOTATION REF (REF-CARGO

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


) Calibration by the manufacturer. The Society reserves the rightto require random checks of the calibration

) As per conditions set in the TA) Automation systems: see relevant provisions of item N

) For direct refrigerating systems: R12, R21, R22, R113, R114,R134a, R500, R502. The use of refrigerants other than those list-ed may be authorized by the Society on a case-by-case basis,provided that the physical properties and chemical analysis areclearly stated and the appropriate safety measures are foreseenin the installation design

) Ammonia (R717) may be used only in indirect system refrigeratingplants

) Restrictions on the selection of refrigerants: see also item G35

RGO, REF-CONT, REF-STORE) - ITEM M

Remarks

M12 Instrumentation (level detector, thermometers, pressure detector, ...)

TA (3) X (1) C / W (2)

(1

(2(3

M13 Refrigerants (1) (2)(3) W X W

(1

(2

(3

REFRIGERATING INSTALLATION COVERED BY ADDITIONAL CLASS NOTATION REF (REF-CA

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

89

-UMS, AUT-CCS, AUT-PORT, AUT-IMS) - item N

MS, AUT-CCS, AUT-PORT, AUT-IMS) - ITEM N

Remarks

heir design and their installation on board. The test program is carried out under the supervision of a Surveyor of the Society. cording to NR467, Pt C, Ch 3, Sec 3, Tab 2. The category willn place and that the proper documentations and justifications installation on board and final integration tests, depending on

mentation and approval as per relevant provisions of NR467,

ships covered by Rules for Naval Vessels (NR483). It can beturer has set in place procedures in order to deliver productsgarding Cyber security. Any equipment containing any logicald therein are dedicated to Manufacturers and their Products.Upon satisfactory completion by the Society of security verifi-d NR642, Section 4.truction, commissioning and maintenance of computer basedctionality of the software and on the hardware supporting theputer based systems which provide, communicate or transport The additional class notations CYBER MANAGED and CYBER659. The CYBER SECURE Classification notation correspondsipment approval: to be fitted onboard a ship having the addi-e with the requirements of NR659, Chapter3, Section 2.

s per NR467, Part F, Chapter 3 and relevant requirements ofR467, Part C, Chapter 3ccording to a program to be agreed with the Societys per conditions set in the TA

s per NR467, Part F, Chapter 3 and relevant requirements ofR 467, Part C, Chapter 3ccording to a program to be agreed with the Societys per conditions set in the TA


Table 14 : Automation Systems covered by NR467, Pt C, Ch 3; or Additional Class Notation AUT (AUT

AUTOMATION SYSTEMS COVERED BY NR467, Pt C, Ch 3; or ADDITIONAL CLASS NOTATION AUT (AUT-U

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

N0

The following notes apply to all items from N1 to N10:1- Automations systems requirements are divided in 2 parts : Hardware and Software:Hardware: Automation systems are to be tested according to NR467, Pt C, Ch 3, Sec 6. The list of tests will depend on tto be submitted for approval. Automation systems are to be tested, at works and on board, when required. Tests are to beSoftware: Automations systems are to be documented and tested depending on their Category (Cat I, Cat II, Cat III) acdepend on the risk assessment for all operational scenarios. The surveyor will ensure that a Software quality system is iare available. In addition, Softwares of Automation systems will be submitted to functional tests, integration tests beforetheir category.2- Automation Systems covered by Additional Class Notation AUT (AUT-UMS, AUT-CCS, AUT-PORT, AUT-IMS): docuPt F, Ch 3. Testing according to NR467, Pt C, Ch 3, Sec 6.3- Ref. NR642 -Cyber Security Requirements for Products to be Installed On-Board Naval Ships: this NR642 applies toapplied on request to other kind of ships. The Goal of NR642 is to define a process in order to assess: that a Manufacfollowing requirements regarding Cyber Security, and that a Product delivered by a Manufacturer fulfills requirements recode or addressable memory should be considered in the scope of NR642. The Cyber security requirements containeThe agreement between the Society and the Manufacturer does not need to be linked to a specific Ship Classification. cation and surveys, the Society delivers to the Manufacturer survey certificates in accordance with NR642, Section 3 an4- Ref. NR659 -Rules on Cyber Security for the classification of marine units: these requirements apply to design, conssystems where they depend on software for the proper achievement of their functions. The requirements focus on the funsoftware. These requirements apply to the use of IT (Information Technologies) and OT (Operational Technologies), comcontrol, alarm, monitoring, safety or internal communication functions which are subject to classification requirements.SECURE may be assigned to ships or offshore units whose equipment and networks comply with the requirements of NRto compliance with a set of requirements dealing with: cyber management, equipment, and vessel secure by design. Equtional class notation CYBER SECURE, any equipment defined in the scope of application is to be approved in complianc

N1 Machinery monitoring and alarm systems TA or DA (1) X (2) C / W (3)

(1) AN

(2) A(3) A

N2Propulsion plant remote control systems: diesel engines,turbines, clutches, controllable pitch propellers, thrusters,automatic shaft brakes, …

TA or DA (1) X (2) C / W (3)

(1) AN

(2) A(3) A


) As per NR467, Pt F, Ch 3 and relevant requirements of NR467,Pt C, Ch 3

) According to a program to be agreed with the Society) As per conditions set in the TA

) In the case of a discrepancy between the provisions of the ap-plicable International and National statutory regulations andthose of the Society’s Rules, normally the former take prece-dence. A valid certification to MED 2014/90/EU (or MED96/98/EC as amended for its Annex A1 items) is to be recognisedfor classification purpose


) As per NR467, Part F, Chapter 3 and relevant requirements ofNR467, Part C, Chapter 3


) Integrated system is a system consisting of two or more subsys-tems having independent functions connected by a data transmis-sion network and operated from one or more workstations (datacommunication link includes point to point links, instrument netand local area networks, normally used for inter-computer com-munication on board units. The software and hardware whichsupport the data communication are also included)





) Hardware and software type approval and testing as per NR467,Pt F, Ch 3 and relevant requirements of NR467, Pt C, Ch 3


T-UMS, AUT-CCS, AUT-PORT, AUT-IMS) - ITEM N

Remarks

N3Control and monitoring systems for auxiliaries equipment:generating sets, boilers, air compressors, fresh watergenerators, …

TA or DA (1) X (2) C / W (3)

(1

(2(3

N4 Fire or gas detection systems: detectors, control cabinet, ... TA or DA (1) X C / W (2)

(1

(2

N5

Sensors and control equipment and/or monitoring devicessuch as: pressure or temperature sensors, shut-downelectric valves, level sensors, automatic pressure,temperature or level controllers, …

TA or DA (1) X (1) C / W (2)

(1

(2

N6 Integrated computer-based system (1) TA or DA (2) X (3) C / W (4)

(1

(2

(3(4

N7

Sensors, alarm panels, electronic protective devices,automatic and remote control equipment, actuators, safetydevices for installations intended for essential services,electronic speed regulators for auxiliary engines

TA or DA (1) X (1) C / W (2)

(1

(2

N8Programmable logic controllers (PLC's) and computersused for tasks essential to safety, all components related tosafety functions

TA or DA (1) X (1) (2) C / W (3)

(1

(2(3

AUTOMATION SYSTEMS COVERED BY NR467, Pt C, Ch 3; or ADDITIONAL CLASS NOTATION AUT (AU

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

91

xpert system is an intelligent knowledge-based system that isesigned to solve a problem with information that has beenompiled using some form of human expertises per NR467, Part F, Chapter 3 and relevant requirements ofR467, Part C, Chapter 3he expert system software is not to be implemented on a com-uter linked with essential functions. Expert system software isot to be used for direct control or operation, and needs humanalidation by personnel on watchccording to a program to be agreed with the Societys per conditions set in the TA (HBV)

pproval of hardware, basic software and application software ccording to relevant provisions of NR467, Pt C, Ch 3, Sec 6 nd NR467, Part B. Also see item B20 ccording to a program to be agreed with the Societys per conditions set in the TA

MS, AUT-CCS, AUT-PORT, AUT-IMS) - ITEM N

Remarks


N9 Expert system (1)TA (HBV) or DA (2) (3)

X (4) W (5)

(1) Edc

(2) AN

(3) Tpnv

(4) A(5) A

N10 Loading instrument or calculator / Stability computer (1) TA or DA (1) X (2) C / W (3)

(1) Aaa

(2) A(3) A

AUTOMATION SYSTEMS COVERED BY NR467, Pt C, Ch 3; or ADDITIONAL CLASS NOTATION AUT (AUT-U

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


s - item O

TEM O

Remarks

used at harbour or in offshore conditions (for loading or unloadingxcluded from the Class approval scope; the use of lifting applianceions as per NR526, Chapter 1, Section 1: ALP, (ALP), ALM, (ALM).ional safety requirements, or -SUBSEA when, in addition, the lifting of NR526. The additional class notations ALP, ALM, ALM-EN and personnel and are in compliance with NR526 Chapter 3, Section 3. mark {: the requirements given in item O apply.

in compliance with NR216 or accepted specifications). The testedthe Society with the Manufacturer whereby the attendance of the

. material inspection certificates type EN 10204 - 3.1) included in

in item O apply, except the following two points:

Surveyor for review (materials to be in compliance with NR216 ormical and mechanical properties (i.e. may be material inspection

ce with ILO regulations.

f Statutory/International regulations and National & Flag Authority

.

tions “Réglementation de la Sécurité des Navires”, Division 214).

ation requirements.to a particular equipment (Crane) for a given ship or offshore unit

g the service notation supply fitted with installations for underway c 18. See item O8. to safety functions: see relevant provisions of item N8

Table 15 : Lifting Appliances for Ships and Offshore Unit

LIFTING APPLIANCES FOR SHIPS AND OFFSHORE UNITS - I

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

O

The following notes apply to all items from O1 to O8:1- Scope and limitation: lifting appliances fitted on ships, floating supports, fixed or mobile offshore platforms, andcargoes, equipment, spare parts or consumables). The use of lifting appliance for personnel transfer operations is efor personnel transfer is subject to regulations of the relevant Flag administration. Summary of additional class notatThe notation ALM may be completed by: -EN when, in addition, the lifting appliances are in compliance with additappliances are intended to be used for lifting of subsea equipment and are in compliance with relevant provisionsALM-SUBSEA may be completed by -MR when, in addition, the lifting appliances are intended to be used for lifting of2- For lifting appliances intended for ships with additional class notation ALP, or ALM assigned with construction

a) The materials are to be covered by BV product certificate issued by a Surveyor of the Society (materials to be materials are to be individually certified by the Society; an alternative inspection scheme may be agreed by Surveyor will not be required.

b) The BV product certificate mentioned in a) is required in addition to any other Manufacturer's documents (i.ethe Manufacturer Record Book.

3- For lifting appliances intended for ships without additional class notation ALP or ALM: the requirements given

a) The materials are to be identified by certificate "W" (Works') issued by the Manufacturer, and submitted to the accepted specifications). The Works' certificate issued by the Manufacturer shall indicate the guaranteed checertificates type EN 10204-3.1) as well as the results of the tests performed.

b) Loose gear (item O4) are to be documented by the Manufacturer with relevant product certificates in accordan4- General notes:The applicable requirements for this particular equipment (Cranes) depend on the actual context, which is a mix oregulations for the given ship/marine unit. In this respect, three cases may be found:

a) ILO 152 / ILO 160 (disregarding any specific Flag Authority regulations). | Voluntary request to Bureau Veritas

b) ILO 152 / ILO 160 + specific National or Flag Authority regulations (i.e. typically: the French Maritime Regula| Mandatory as per Ship’s flag requirements.

c) Classification Rules requirements, as per additional class notation (i.e. ALP, ALM). | Mandatory as per ClassificTherefore, a case-by-case examination enables to identify which of the three previous options should be applied entitled to fly the Flag of a given State.5- Particular requirements for Supply at Sea (SAS) components:The additional class notation SAS is assigned in accordance with NR467, Pt A, Ch 1, Sec 2, [6.14.26], to ships havinship-to-ship supply at sea of liquid and solid supplies, complying with the requirements of NR467, Pt F, Ch 11, Se6- Programmable logic controllers (PLC's) and computers used for tasks essential to safety, all components related

93

R526s as per NR216ts as per agreed program B17ed construction; the extent and the nature of the non-destruc-inations are subject to the Society's agreement

O6submitted to individual assessment in separate scope as per

idual design assessment of winches; the main load carrying l elements of winches (drum, flanges, supports or baseplate, .) are reviewed as part of item O1 structuresf other equipment to be done as per relevant requirements of . see items G26 and G30 for piping and pressure vessels, item lectrical equipment, etc.nd monitoring system, refer to the relevant provisions of items

(Automation systems) tests on board as per agreed program

O

Remarks


O1

Derricks (1) DA (2) X (3) C (1) As per N(2) Material(3) Shop tes(4) See item(5) For weld

tive exam(6) See item(7) May be

item O4(8) No indiv

structurashaft, etc

(9) Survey oRules: i.eO5 for e

(10) Control aK and N

Note: Running

1- Masts and boom supports (4) C X C

2- Derrick booms C X ndt (5) C

3- Gooseneck C X C

4- Span block trunnions C X C

5- Ropes for lifting, span and slewing W X (6) C

6- Loose gear: blocks, hooks, shackles, ... (7) C X ndt C

7- Other component essential for the function ofthe lifting appliance, or structural items, i.e.winches (if any)

(8) (9) (10) C X C

LIFTING APPLIANCES FOR SHIPS AND OFFSHORE UNITS - ITEM

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


er NR526erials as per NR216p tests as per agreed programwelded construction. The extent and the nature of the non-destruc- examinations are subject to the Society's agreement item O6 be submitted to individual assessment in separate scope as per O4individual design assessment of winches. The main load carrying ctural elements of winches (drum, flanges, supports or baseplate, ft, etc.) are reviewed as part of item O2 structuresey of other equipment is to be done as per relevant requirements e Rules: see items G26 and G30 for piping and pressure vessels, O5 for electrical equipment, etc.cerning notations ALM, particular attention is to be paid in case re the brake does not operate directly on the winch drumtrol and monitoring system, refer to the relevant provisions of items d N (Automation systems)ning tests on board as per agreed program.

erials as per NR216pe to be specially considered by the Society and agreed on a case-ase basis. Acceptance may be done by mean of specification data

fications and prototype testing according to NR526welded construction. The extent and the nature of the non-destruc- examinations are subject to the Society's agreementp tests and running tests, as per agreed program item O6ey to be done as per relevant requirements of the Rules: see items and G30 for piping and pressure vessels, item O5 for electrical

ipment, etc.se gear (if any), as per item O4

TEM O

Remarks

O2

Cranes, hoists, gantry cranes, and traveling cranes (1) DA (2) X (3) C(1) As p(2) Mat(3) Sho(4) For

tive(5) See(6) May

item(7) No

strusha

(8) Survof thitem

(9) Conwhe

(10) ConK an

Note: Run

1- Main structure, load carrying structuralelements, crane slewing rings, locking devicesrequired for stability of the lifting appliance

C X ndt (4) C

2- Ropes for lifting and luffing W X (5) C

3- Hydraulic cylinders, piping system of class I C X h ndt (4) C

4- Loose gear: blocks, hooks, shackles, … (6) C X C

5- Other component essential for the function ofthe lifting appliance, or structural items, i.e.winches (if any)

(7) (8) (10) C X (9) C

O3

Winches intended for lifting appliances (not docu-mented with O1 and O2), and subject to individual assessment

(2) (1) X ndt (3) (4) C(1) Mat(2) Sco

by-cveri

(3) For tive

(4) Sho(5) See(6) Surv

G26equ

(7) Loo

1- Main load carrying structural elements: drum,flanges, supports or baseplate, shaft, etc.

C X C

2- Ropes W X (5) C

3- Hydraulic systems and other componentessential for the function of the winch

C X (6) C

4- Loose gear and accessories C X (7) C


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

95

all items not permanently attached to the structure of the lift-iances and which are to be tested separately in compliance526ents not complying with a Standards as per NR216ed construction. The extent and the nature of the non-destruc-inations are subject to the Society's agreement

d as per NR526

l motors and equipment to be considered as intended ‘for es-ervices’. Survey requirements as per item Kgines to be type approved as marine engines. Survey require-

per item E1 and applicable provisions of NR467, Pt C, Ch 1, Sec 2

R216. As alternative, tests and checkings carried out in com-with international or national standards may be accepted if considered as equivalent (e.g. ISO 3178 “Steel wire ropes forpurposes - Terms of acceptance”)R216

elevant provisions of NR467, NR445 and NR216: to be sur- the yard during construction by the Surveyors of the Societye scope of unit/ship classification. Elements to be built in com-

with approved drawings

O

Remarks


O4

Loose gear (1) DA (2) (1) Includesing applwith NR

(2) For elem(3) Material(4) For weld

tive exam(5) Proof loa

1- Blocks, hooks, shackles, swivels, chains, rings,rigging screws, slings, lifting beams, spreader beams

C (3) X ndt (4) (5) C

2- Hand operated tackles with pitched chains,rings, hooks, shackles and swivels permanentlyattached to

C (3) X ndt (4) (5) C

3- Other movable items having similar use thatitems listed in 1- and 2-

C (3) X ndt (4) (5) C

O5Motors and electrical equipment used for lifting,topping, slewing or translation of liftingappliance(1) (2)

(1)(2) (1)(2) X (1)(2) C (1)(2)

(1) Electricasential s

(2) Diesel enments as

O6

Ropes intended for lifting appliance (1) As per Npliance they aregeneral

(2) As per N

1- Steel wire ropes W X (1) C

2- Fibre ropes W X (2) C

O7Fixed parts of lifting appliances (crane pedestals,winch foundations, etc.) and elements connectingthem with the unit/ship structure

C (1) X (1) C (1)

(1) As per rveyed atwithin thpliance

LIFTING APPLIANCES FOR SHIPS AND OFFSHORE UNITS - ITEM

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


ply at Sea (SAS) components as per relevant provisions of NR467, , Ch 11, Sec 18. The additional class notation SAS is assigned in ordance with NR467, Pt A, Ch 1, Sec 2, [6.14.26], to ships having service notation supply fitted with installations for underway ship-hip supply at sea of liquid and solid supplies, complying with the irements of NR467, Pt F, Ch 11, Sec 18er NR216er relevant provisions of NR526 rule, no individual design assessment of winches and RAS equip-t (TA is required). Also see remark (15)sidered as intended for secondary essential services. Also see rele-t provisions of item K5ting of electric motors includes type tests and routine tests as per Pth 2, Sec 4, [3]y for metallic pieces and couplings-destructive and hydraulic tests as per recognized standards or

cification to be specified by the manufacturerrgency breakaway capabilities to be demonstrated on-boardy for elements not complying with a national or international standardof load as per NR467, Pt F, Ch 11, Sec 18, [4.3] see item O6

ere nothing is mentioned in the design index assessment column,ndividual design assessment of the specific unit is not required (orunit DA is already addressed within the scope of the Main systemroval).er requirement of NR216 or in compliance with a national or in-ational standard (ISO 3178 for instance)lenishment at sea (RAS): as per definition, RAS means refueling ator underway replenishment at sea of solid and liquid suppliestrol and monitoring system, refer to the relevant provisions of items d N (Automation systems)

ply at Sea (SAS) arrangements tests and inspections required afterr installation on board, according to an agreed programme -ref.67, Pt F, Ch 11, Sec 18, [4.4]

TEM O

Remarks

O8

Supply at Sea (SAS) components (1) (1) SupPt Faccthe to-srequ

(2) As p(3) As p(4) As a

men(5) Con

van(6) Tes

C, C(7) Onl(8) Non

spe(9) Eme(10) Onl(11) Pro(12) Also(13) Wh

an ithe app

(14) As ptern

(15) Repsea

(16) ConK an

Note: SuptheiNR4

1- Lifting appliances: masts, cranes, derricks DA C (2) X (3) C

2- Winches, anti-slack devices, Ram tensioner TA (4)(15) C (2) X C

3- Electric motors and electrical equipment usedfor SAS operations (5) DA or TA W X (6) C / W (5)

4- Hydraulic cylinders, piping of class I andequipment essential for SAS operation (winches,Ram tensioner)

(13) C X h ndt C

5- Control systems of winches and essentialsystems for SAS operation (Ram tensioner) DA (16) X C

6- Cargo transfer hoses and pipes couplings,including breakaway couplings TA C (7)

X h ndt (8) (9)

C

7- Loose gear and accessories, including blocks,hooks, shackles, swivels …

DA (10) W X (11) C

8- Steel wire ropes (12) (13) W X (14) C


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


Table 16 : Container Lashing Equipment for Ships with Additional Class Notation LASHING - item P

CONTAINER LASHING EQUIPMENT FOR SHIPS WITH ADDITIONAL CLASS NOTATION LASHING - ITEM P

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

P1

Cargo fixed lashing equipment (cell-guides, corner lockingdevices, steel wire ropes or chain lashing, steel rods …)and mobile lashing/securing equipment (1)

(1) As per NR467, Pt F, Ch 11, Sec 5(2) As per NR216(3) As per agreed proceduresNote: On board. Running tests of mounting of mobile lashing equip-

ment in accordance with the conditions of operation and thelashing plan arrangement are to be carried out

1- Fixed lashing equipment (cell-guides, corner lockingdevices, steel wire ropes or chain lashing, steel rods, …)

DA C (2) X W

2- Mobile lashing/securing equipment TA (3) C (2) X (3) C


Table 17 : Installations covered by Additional Class Notation SPM (SINGLE POINT MOORING) - item Q

INSTALLATIONS COVERED BY ADDITIONAL CLASS NOTATION SPM (SINGLE POINT MOORING) - ITEM Q

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

Q

The following Note applies to all items, from Q1 to Q3:The additional class notation SPM is assigned to ships fitted forward with equipment for mooring at single point mooring or single buoy mooring terminals, using standardized equip-ment complying with the recommendations of the Oil Companies International Marine Forum (OCIMF), 4th edition - 2007 (subject to the agreement, the application of previous editions of OCIMF is considered by the Society on a case-by-case basis)

Q1 Bow chain stoppers (1) DA or TA C (2) X ndt (3) C

(1) Components of the equipment used for mooring at single pointmoorings may be common with the bow emergency towing ar-rangements specified in item B22, provided that the provisionsof NR467, Pt F, Ch 11, Sec 4 are complied with

(2) As per NR216(3) Testing as per agreed procedure

Q2 Bow fairleads DA (2) C (1)(1) As per NR216(2) May be type approved

Q3 Pedestal roller fairleads DA (1) W X C (1) May be type approved


Table 18 : Installations covered by Additional Class Notation DYNAPOS (Dynamic Positioning) - item R

INSTALLATIONS COVERED BY ADDITIONAL CLASS NOTATION DYNAPOS (DYNAMIC POSITIONING) - ITEM R

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

R1 Control system, controllers, ... DA (1) (3) X (2) C(1) As per NR467, Pt F, Ch 11, Sec 6(2) According to an agreed program(3) Automation systems: see relevant provisions of item N

R2Position reference systems (gyrocompass, acoustic system,taut wire, radio location, inertial system, Doppler system,GPS, etc.)

DA or TA (1) (3)

X (2) C

(1) DA as per NR467, Pt F, Ch 11, Sec 6TA for other reference systems i.e. GPS or DGPS designed inaccordance with IMO Resolutions (to be approved by a com-petent national Authority)

(2) According to an agreed program(3) Automation systems: see relevant provisions of item N

R3 Vessel sensors (heading and motion, wind speed anddirection)

(2) X (1) C(1) According to an agreed program(2) Automation systems: see relevant provisions of item N

R4 Thruster system (1) DA C X ndt C(1) See item G34

R5 Power system, electrical installations and their primemovers (1)

DA X ndt C(1) See item K and relevant provisions of items E, F and G (i.e. for

diesel engines, turbines, etc.)


s Notation CLEANSHIP- item S

S NOTATION CLEANSHIPTEM S

Remarks

) Statutory equipment. Certification as per Flag State require-ments for the concerned vessel applies and is to be submittedto the Society for vessels with additional class notations

) Additional requirements as per Classification Rules are to be verified using Type approval (TA) or case-by-case Design as-sessment (DA). Surveys, as relevant







Table 19 : Pollution Prevention Installation covered by Additional Clas(CLEANSHIP, CLEANSHIP SUPER and other notations)

POLLUTION PREVENTION INSTALLATION COVERED BY ADDITIONAL CLAS(CLEANSHIP, CLEANSHIP SUPER and other notations) - I

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

S1 15 ppm oil filtering equipment, oily water separators (1) (2) (1) (2) (1) (2)

(1

(2

S2 Oil content meter (1) (2) (1) (2) (1) (2)

(1

(2

S3 Sewage treatment plants (1) (2) (1) (2) (1) (2)

(1

(2

S4 Shipboard incinerators (1) (2) (1) (2) (1) (2)

(1

(2

101

tatutory equipment. Certification as per Flag State require-ents for the concerned vessel applies and is to be submitted

o the Society for vessels with additional class notationsdditional requirements as per Classification Rules are to be erified using Type approval (TA) or case-by-case Design as-essment (DA). Surveys, as relevantor SOx, i.e. Sulfur oxidesGCS-Scrubber units to be designed and installed in accor-ance with applicable Statutory requirements and relevant rovisions of NR467, Pt C, Ch 1, Sec 10, [18.5] and NR216. ee item G26 and other relevant provisions of this NR266. Ad-itional class notation EGCS-SCRUBBER as per NR467, Pt F, h 9, Sec 3, [10], as relevant


o the Society for vessels with additional class notationsdditional requirements as per Classification Rules are to be erified using Type approval (TA) or case-by-case Design as-essment (DA). Surveys, as relevantor NOx, i.e. nitrogen oxides


o the Society for vessels with additional class notationsdditional class requirements, see item G44


o the Society for vessels with additional class notationsdditional requirements as per Classification Rules are to be erified using Type approval (TA) or case-by-case Design as-essment (DA). Surveys, as relevantor NOx, i.e. nitrogen oxides

OTATION CLEANSHIP S

Remarks


S5 EGCS, Exhaust gas cleaning systems (3) (1) (2) X (1) (2) (1) (2)

(1) Smt

(2) Avs

(3) FNote: E

dpSdC

S6 SCR, Selective catalytic reduction systems (3) (1) (2) (1) (2) (1) (2)

(1) Smt

(2) Avs

(3) F

S7 Ballast water management system (BWMS) TA (1) C / W (2) X h (2) C (2)

(1) Smt

(2) A

S8 Onboard NOx monitoring systems (3) (1) (2) (1) (2) (1) (2)

(1) Smt

(2) Avs

(3) F

POLLUTION PREVENTION INSTALLATION COVERED BY ADDITIONAL CLASS N(CLEANSHIP, CLEANSHIP SUPER and other notations) - ITEM

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


Table 20 : Availability of Machinery covered by Additional Class Notation AVM (AVM-APS, AVM-DPS, AVM-IPS) - item T

AVAILABILITY OF MACHINERY COVERED BY ADDITIONAL CLASS NOTATION AVM (AVM-APS, AVM-DPS, AVM-IPS) - ITEM T

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

T1

The additional class notation AVM-APS is assigned to self propelled ships arranged with means for alternative pro-pulsion system complying with NR467, Part F, Chapter 2

DA or TA (1) C or W (1) X (1) C or W (1)

(1) Survey of components of the system to be done as per relevantSections of NR467 and this NR266 for similar systems

(2) At least one alternative propulsion system (capable of beingbrought into operation within 30 mn after the loss of the mainpropulsion system)

(3) Electrical power plant so designed that in case of any failure inthe plant, there remains enough electrical power to maintain si-multaneously: sufficient propulsion and steering capability tooperate the ship in safe conditions, and the availability of safetysystems

(4) When electrical motor is used as alternative propulsion system,characteristics are to be appropriate for electrical propulsion

1- Alternative propulsion system (system that provides thrustof the ship in emergency conditions, when the main propul-sion system becomes unavailable after a failure) (2) (4)

DA or TA (1) (3)

C or W (1) X (1) C or W (1)

2- Propulsion auxiliary systems associated to alternativepropulsion system

DA or TA (1) C or W (1) X (1) C or W (1)

T2The additional class notation AVM-DPS is assigned to shipsarranged with redundant propulsion and steering installa-tions complying with NR467, Part F, Chapter 2

DA or TA (1) (2)

C or W (1) X (1) C or W (1)


(2) Electrical power plant so designed that in case of any failure inthe plant, there remains enough electrical power to maintain si-multaneously: sufficient propulsion and steering capability tooperate the ship in safe conditions, and the availability of safetysystems

T3

The additional class notation AVM-IPS is assigned to shipsarranged with independent propulsion and steering instal-lations complying with NR467, Part F, Chapter 2

DA or TA (1) (2)

C or W (1) X (1) C or W (1)


(2) In addition, in the event of fire or flooding casualty in the ma-chinery spaces, the propulsion, steering and power generationcapabilities are to remain sufficient to operate the ship in safeconditions. Where a propulsion system becomes inoperativedue to a fire or flooding casualty, other propulsion systems arenot to be affected by the casualty

- Propulsion auxiliary systems, and electrical generation and electrical distribution equipment

DA (2) C or W (1) X (1) C or W (1)

103

d Ships - item U

IPS - ITEM U

Remarks

s per provisions of NR529, Chapter 7 and NR529, Chapter 16



rovisions of NR529, Appendix 2 are to be applied and rele-ant provisions of NR216 and NR480ontacts of gas fuel tanks to supporting blocks to be checked n board

efer to NR529 C.6.4.13.3 and NR529, C.6.4.13.3 (a)n addition the approval of bonding materials, sealing materi-ls, lining constituting a vapour barrier or mechanical protec-ion is to be considered by the Society on a case-by-case basis

here applicable, the insulation system is to be suitable to beisually examined at least on one sides per conditions set in the TA

s per provisions of NR529ccording to an agreed programor electrical motors, refer to item Kryogenic compressors - Product certificate (C) re-quired foraterials in contact with the fuel gas, both the pres-sure con-

aining parts, and non-pressure containing components (shaftnd impellers)

s per provisions of NR529ccording to an agreed programor electrical motors, refer to item Kryogenic pumps - Product certificate (C) re-quired for materials

n contact with the fuel gas: both the pres-sure containing parts, nd non-pressure containing components (shaft and impellers)


Table 21 : Gas Fuel Handling and Containment Systems of Gas Fuelle

GAS FUEL HANDLING AND CONTAINMENT SYSTEMS OF GAS FUELLED SH

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

U1Steel plates and profiles for independent liquefied gas fueltanks

(1) C (1) X C(1) A

U2 Aluminium alloy plates and profiles for independent lique-fied gas fuel tanks

(1) C (1) X C(1) A

U3 Stainless or high alloy steel for membrane liquefied gas fuelcontainment system

(1) C (1) X C(1) A

U4 Stainless or high alloy steel for membrane liquefied gas fuelcontainment system

TA (1) C (1) X C

(1) Pv

Note: Co

U5 Insulation materials (1) TA (2) X (3) C / W (4)

(1) R(2) I

at

(3) Wv

(4) A

U6

Gas fuel compressors and their prime movers (1) A(2) A(3) F(4) C

mta

• Gas fuel compressors TA or DA

(1) C (1) (4) X h (2) C

• Prime movers (3) (3) X (3) C

U7

Gas fuel pumps and their prime movers (1) A(2) A(3) F(4) C

ia

• Gas fuel pumpsTA or DA

(1) C (1) (4) X h (2) C

• Prime movers (3) (3) (3) X (3) C


) As per NR529 - Part A-1, C9(a)) As per conditions set in the TA

) Concerns the anti-sparking fans) For electrical motors, refer to item K) As per conditions set in the TA

) As per provisions of NR529, Chapter 7. process pressure ves-sels handling cargo are to be considered as Class I pressure ves-sels, in accordance with NR467, Pt C, Ch 1, Sec 3, [1.4.1]

ote: Running tests - during gas trials of the ship

) As per provisions of NR529 and NR467, Pt C, Ch 1, Sec 10) W for Seamless steel or stainless steel, C for longitudinally

welded stainless steel pipes) Non-destructive testing: in addition to normal controls before

and during the welding, and to the visual inspection of the fin-ished welds, as necessary for proving that the welding has been carried out correctly and according to the regulations in this paragraph, radiographic or ultrasonic inspection or other non-destructive tests shall be carried out as required by NR529, Chapter 16, [16.6.3]

) As per provisions of NR529 and NR467, Pt C, Ch 1, Sec 10) W for Seamless steel or stainless steel, C for longitudinally

welded stainless steel pipes) Non-destructive testing: in addition to normal controls before

and during the welding, and to the visual inspection of the fin-ished welds, as necessary for proving that the welding has been carried out correctly and according to the regulations in this paragraph, radiographic or ultrasonic inspection or other non-destructive tests shall be carried out as required by NR529, Chapter 16, [16.6.3]

D SHIPS - ITEM U

Remarks

U8 Gastight shaft bulkhead penetration devicesDA or TA

(1) X h C (2)

(1(2

U9

Fans for hazardous enclosed spaces, and their prime movers (1(2(3

• Fans TA (1) X C / W (3)

• Prime movers (2) (2) X (2) C

U10Condensers, gasifiers or vaporizers, separators, heat ex-changers, receivers, process pressure vessels, or other sim-ilar apparatus of gas fuel supply system

DA (1) C (1) X h ndt C

(1

N

U11

Fuel pipes for liquefied gas fuel (1(2

(3• nominal diameter ND 50mm CX h ndt (1)

(3)C

• nominal diameter ND < 50mm WX h ndt (1)

(3)C / W (2)

U12

Fuel pipes for gaseous gas fuel with design pressure equalor lower than 10 bar (Class I or Class II)

(1(2

(3• Class I: pipes in single wall configuration, and nominal

diameter ND 50mm• Class II: pipes in double wall configuration, and nom-

inal diameter ND 100mm

CX h ndt (1)

(3)C

• Class I: pipes in single wall configuration, and nominal diameter ND < 50mm

• Class II: pipes in double wall configuration, and nom-inal diameter ND < 100mm

WX h ndt (1)

(3)W / C (2)

GAS FUEL HANDLING AND CONTAINMENT SYSTEMS OF GAS FUELLE

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

105

or both single and double wall configurations per provisions of NR529 and NR467, Pt C, Ch 1, Sec 10 for Seamless steel or stainless steel, C for longitudinally elded stainless steel pipeson-destructive testing: in addition to normal controls before nd during the welding, and to the visual inspection of the fin-shed welds, as necessary for proving that the welding has been arried out correctly and according to the regulations in this aragraph, radiographic or ultrasonic inspection or other non-estructive tests shall be carried out as required by NR529, hapter 16, [16.6.3]

s per provisions of NR529 and NR467, Pt C, Ch 1, Sec 10 for Seamless steel or stainless steel, C for longitudinally elded stainless steel pipes

uch as elbows, reducers, flanges: same remarks as for items 11, U12, U13 or U14, as appropriateaterial certificate as for items U11, U12, U13 or U14 de-

ending on the pipe typehen the fittings are of welded type, the welding procedures

re to be examinedf not already addressed within the scope of the system approval

pecific requirements as per NR529efer to Items U11, U12, U13 or U14 as appropriate

pecific requirements as per NR529, Chapter 16, [16.7.2]rototype tests to be performed on each type of expansion bel-

ows intended for use on gas fuel piping, primarily on those sed outside the gas fuel tankefer to Items U11, U12, U13 or U14 as appropriate

IPS - ITEM U

Remarks


U13

Fuel pipes for gaseous gas fuel with design pressure higherthan 10 bar (Class I) (1)

(1) F(2) A(3) W

w(4) N

aicpdC

• nominal diameter ND 50mm CX h ndt (2)

(4)C

• nominal diameter ND < 50mm WX h ndt (2)

(4)W / C (3)

U14

Outer pipe of double wall fuel pipes (Class II) (1) A(2) W

w• nominal diameter ND 100mm C X h ndt C

• nominal diameter ND < 100mm W X h ndt W / C (2)

U15 Gas fuel pipe fittings (1) DA (4) C / W (2) X h ndt (3) C

(1) SU

(2) Mp

(3) Wa

(4) I

U16 Expansion joints (1) TA C (2) X h ndt C(1) S(2) R

U17 Expansion bellows (1) TA (2) C (3) X h ndt C

(1) S(2) P

lu

(3) R


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate


) Specific requirements as per NR529, Chapter 8) Refer also to NR620

) Class of piping as per provisions of NR529, Chapter 7) Index TA for service temperature < 55C

Index DA for service temperature 55C) In case of welded construction. When the valves have welded

elements, the welding procedures are to be examined) As per NR216, Ch 2, Sec 3, [7.8]. Non-destructive examination

by both MPI and UT methods are to be carried out on all Class Idrum-forgings having thickness > 10 mm, intended for Class Ipiping systems, typically: all valves of large size (having nominaldiameter 24")

) Prototype testing as per NR529, Chapter 16) Unit production testing: all valves are to be tested as per

NR529, Chapter 16

) Checking of the setting) When the valves have welded elements, the welding proce-

dures are to be examined) TA, or case-by-case DA

) The approval includes capacity testing) Checking of the setting including tightness test) When the valves have welded elements, the welding proce-

dures are to be examined

) For some equipment, DA is applicable on a case-by-case basis; see item K and relevant provisions of item N and NR529


) Open-ended lines (the design pressure should be not less than5 bar gauge)

) In case of welded construction. When the vent lines have weld-ed elements, the welding procedures are to be examined

D SHIPS - ITEM U

Remarks

U18 Liquefied gas bunkering hoses (1) TA (2) C X h ndt C(1(2

U19

Gas fuel valves (1)

(1(2

(3

(4

(5(6

• nominal diameter ND 50mmTA or DA

(2) (5)C (4)

X h ndt (3) (6)

C

• nominal diameter ND < 50mmTA or DA

(2) (5)W (4)

X h ndt (3) (6)

C

U20 Safety relief valves for gas fuel piping systemTA or DA

(3)C

X h ndt(1) (2)

C

(1(2

(3

U21 Safety relief valves for gas fuel tanks TA (1) CX h ndt(2) (3)

C

(1(2(3

U22Gas fuel process and containment sensors, transmitters, flow meters, PT100 and PLC, Circuit breakers, Electric Cables

TA (1) X C / W (2)

(1

(2

U23 Vent lines on gas fuel tanks and low pressure gas fuelsystem (1)

DA W X h ndt (2) C

(1

(2

GAS FUEL HANDLING AND CONTAINMENT SYSTEMS OF GAS FUELLE

No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

107

he design pressure of the vent pipe is not to be less than theaximum expected pressure, which is to be justified

n case of welded construction. When the vent lines have eld-ed elements, the welding procedures are to be examinedepending on the class of piping as per NR529, Table C7.3(a)

ee item D

ee item C and relevant provisions of NR529

ee item C and relevant provisions of NR529

utomation systems: see relevant provisions of item N

omplete system including fuel containment, tank connection pace and gas preparation systems per agreed program, based on the requirements of NR529,

GF Code and/or standards recognized by the Society

ee relevant provisions of NR529, [6.9]s per agreed program, based on the requirements of IGF Code nd/or standards recognized by the Society

ee relevant provisions of NR529s per agreed program, based on the requirements of IGF Code nd/or standards recognized by the Society

ee relevant provisions of NR529s per agreed program, based on the requirements of IGF Code nd/or standards recognized by the Society

IPS - ITEM U

Remarks


U24 Vent lines on high pressure gas fuel system (1) DA C / W (3) X h ndt (2) C

(1) Tm

(2) Iw

(3) D

U25 Inert gas generation systems (1)(1) S

U26 Fire prevention materials and arrangements (1)(1) S

U27 Fire fighting systems (1)(1) S

U28 Gas detection system TA (1) X C(1) A

U29 Integrated gas fuel supply system (1) DA X (2) C

(1) Cs

(2) AI

U30Boil-Off Gas (BOG) handling system, as part of refrigeration / reliquefaction systems (1)

TA or DA X (2) C

(1) S(2) A

a

U31 Gas valve unit (1) TA or DA X (2) C

(1) S(2) A

a

U32 Gas combustion unit (1) TA or DA X (2) C

(1) S(2) A

a


No. Item



Rawmaterial

certificate

Examinationand

testing

Productcertificate

NR 266, Sec 3

SECTION 3 GENERAL INDEX

AAccessories

Anchor chain cable accessories (shackle, kenter shackle and swivel) B5 .................................................9Cargo pipe and accessories of class III (oil tanker / FLS tanker) I9 ..........................................................61Chafing gear (emergency towing arrangement) B22 .............................................................................13Loose gear

Crane (block, hook, shackle) O2 ................................................................................................94Derrick (block, hook, shackle) O1 ..............................................................................................93Lifting appliance O4 .................................................................................................................95Supply at sea operation (block, hook, shackle, swivel) O8 ............................................................96Winch (subject to individual assessment) O3 ...............................................................................94

Refrigerating installationBrine pipe M10 .........................................................................................................................87Refrigerating pipe M8 ................................................................................................................87

AccumulatorCommon rail fuel or servo oil system (diesel engine) E1 ......................................................................24Hydraulic accumulator (handling of ramp or opening/closing appliance) B17 ........................................11Hydraulic power installation G42 ......................................................................................................53

Acoustic system (position reference system) R2 ....................................................................................99Actuator

Essential service N7 .........................................................................................................................90Hydraulic drive of valve (diesel engine) E1 ........................................................................................24

Additive (composite material) A8 ............................................................................................................7Adhesive (composite material - adhesive intended for marine structural applications) A8 ...........................7Adsorber materials (nitrogen generator system) D15 ..............................................................................19Air compressor

Class III piping system G31 ...............................................................................................................46Control and monitoring system for auxiliary equipment N3 ..................................................................90Crankcase explosion relief valve E6 ..................................................................................................25Feed air compressor (nitrogen generator system) D16 ..........................................................................19Filling of starting air receiver

Diesel engine driving electric generator G14 ...............................................................................39Main diesel engine and their auxiliaries E6 .................................................................................25

Air duct and coupling (equipment of refrigerated container ship) M11 ......................................................87Air ejector

Auxiliary condenser G18 ..................................................................................................................40Distillation body and heating coil G20 ...............................................................................................40Steam turbine F8 .............................................................................................................................31

Air heater (main boiler) F11 ..................................................................................................................32Air pipe (automatic closing device) G43 .................................................................................................53Air receiver

Nitrogen generator system D17 .........................................................................................................19Starting air receiver

Diesel engine driving electric generator G13 ...............................................................................39Main diesel engine and their auxiliaries E5 .................................................................................25


NR 266, Sec 3

Air starterDiesel engine driving electric generator G13 ...................................................................................... 39Diesel engine E5 ............................................................................................................................. 25

Air treatment system (nitrogen generator system) D19 ........................................................................... 19

Air-cooler fan (refrigerating installation) M4 ........................................................................................... 87

AlarmAlarm panel (essential service) N7 ..................................................................................................... 90Machinery monitoring and alarm system N1 ...................................................................................... 89

Alternative propulsion system (additional class notation AVM-APS) T1 ................................................. 102

Alternator K25 ..................................................................................................................................... 73

Aluminium alloyBar (main structure) A2 ...................................................................................................................... 7Casting A9 ........................................................................................................................................ 7Pipe (main structure) A2 ..................................................................................................................... 7Plate and profile

Independent cargo tank H2 ....................................................................................................... 54Independent liquefied gas fuel tank U2 ..................................................................................... 103Main structure A2 ...................................................................................................................... 7

Rivet (main structure) A4 .................................................................................................................... 7Superstructure (fixation on steel hull) A4 .............................................................................................. 7Transition joint for fixation of superstructure on steel hull A5 ................................................................. 7

Ammonia (refrigerating installation)Additional class notation REF M13 .................................................................................................... 88Auxiliary machinery G35 ................................................................................................................. 49

Analyzer/gas metering skid (regasification component - FSRU and FSU) H27 ......................................... 59

AnchorBower anchor B3 .............................................................................................................................. 9Chain cable accessories (shackle, kenter shackle and swivel) B5 ............................................................ 9Chain cable B4 ................................................................................................................................. 9Handling equipment (tugs and anchor handling vessels) B24 ............................................................... 14Mooring system (station keeping) L20 ................................................................................................ 79

Anode (offshore unit - cathodic protection system with sacrificial anode) L4 ............................................ 76

Anti-slack device (supply at sea operation) O8 ...................................................................................... 96

Articulations and hydraulic cylinders of split hopper dredger and split hopper units B21 ........................... 12

Automation equipment and systemBurning system (main boiler) F11 ...................................................................................................... 32Closing device (air pipe) G43 ........................................................................................................... 53Control equipment (essential service) N7 ........................................................................................... 90Control equipment and/or monitoring device (pressure, temperature or level controller) N5 .................... 90Hardware and Software N0 .............................................................................................................. 89Pressure or temperature sensor, shut-down electric valve, level sensor, etc. N5 ..................................... 90Regasification component (FSRU and FSU) H27 ................................................................................. 59

Auxiliary equipment and systemAlternative propulsion system T1 .................................................................................................... 102Auxiliary boiler G15 ........................................................................................................................ 39Auxiliary unit (auxiliary condenser) G18 ............................................................................................ 40Compressor or blower (scavenging and supercharging) E8 .................................................................. 26Condenser and associated tube G17 .................................................................................................. 39Independent propulsion and steering installations T3 ........................................................................ 102


NR 266, Sec 3

Availability of machinery (additional class notation AVM)AVM-APS T1 .................................................................................................................................102AVM-DPS T2 ................................................................................................................................102AVM-IPS T3 ..................................................................................................................................102

Azipod steering system (pod housing) A12 ..............................................................................................8

BBallast

Ballast pump G23 ............................................................................................................................40Ballast water management system (additional class notation CLEANSHIP) S7 ......................................101Ballast water management system (auxiliary machinery) G44 ...............................................................53Instrumentation for remote gauging of ballast system (offshore unit) L3 .................................................76

Bar (main structure)Aluminium alloy (hull) A2 ..................................................................................................................7Steel (hull) A1 ...................................................................................................................................7Steel (regasification component - FSRU and FSU) H27 .........................................................................58

BatteryCharger K24 ....................................................................................................................................73Emergency or transitional source K8 ..................................................................................................69Management system (BMS) K26 ........................................................................................................74Propulsion and/or electric power supply purpose (battery cell, pack and system) K26 .............................74Starting purpose K9 .........................................................................................................................70

Beam (lifting beam, spreader beam- lifting appliance) O4 .......................................................................95

BearingMain, crosshead, and crankpin (diesel engine) E1 ...............................................................................24Offshore access system (material and component) L26 ........................................................................84Shaft bearing G6 ..............................................................................................................................37Transverse girder (cast steel) E1 .........................................................................................................20

Bedding component (fire protection) C22 ...............................................................................................16

Bedplate (welded) E1 ...........................................................................................................................20

Bilge pumpAuxiliary machinery G22 ..................................................................................................................40Bilge pump within piping system G31 ................................................................................................46

Bitt (see bollard) B25 ...........................................................................................................................14

BladeGas turbine F17 ...............................................................................................................................34Rudder B2 ........................................................................................................................................9Steam turbine F1 .............................................................................................................................30

Block (lifting appliance) O4 ...................................................................................................................95

BlowerAuxiliary blower (scavenging and supercharging) E8 ...........................................................................26Inert gas blower (inert gas system) D6 ................................................................................................18

BodyMotorized windlass B6 ....................................................................................................................10Refrigerating installation M5 .............................................................................................................87


NR 266, Sec 3

BoilerAuxiliary boiler G15 ........................................................................................................................ 39Control and monitoring system for auxiliary equipment N3 ................................................................. 90Exhaust gas-boiler E4 ...................................................................................................................... 25Feed water or forced circulating (pump) G31 ..................................................................................... 46Flue gas (inert gas generator) D1 ....................................................................................................... 18Main boiler F11 .............................................................................................................................. 32Pressure vessel G30 ......................................................................................................................... 45Regasification component (FSRU and FSU) H27 ................................................................................. 59Uptake valve of main boiler (inert gas system) D3 ............................................................................... 18

Boil-off gas handling system (refrigeration/reliquefaction system)Gas fuelled ship U30 ..................................................................................................................... 107Liquefied gas carrier H26 ................................................................................................................. 58Offshore unit L27 ............................................................................................................................ 84

Bollard (and bitt) B25 ........................................................................................................................... 14

BoltConnecting rod E1 .......................................................................................................................... 23Coupling bolt

Crankshaft E1 .......................................................................................................................... 23Rudder B2 ................................................................................................................................. 9Shafting (main propulsion) G5 ................................................................................................... 36Shafting component G7 ............................................................................................................ 37

Cylinder head E1 ............................................................................................................................ 23Main bearings E1 ............................................................................................................................ 23Offshore access system component L26 ............................................................................................ 84

Bonded flexible pipe and marine hose (offshore unit) L14 ...................................................................... 78

Boom and boom support (derrick) O1 ................................................................................................... 93

Bow chain stopper (single point mooring) Q1 ........................................................................................ 98

Bow fairlead (single point mooring) Q2 ................................................................................................. 98

Bower anchor B3 .................................................................................................................................. 9

Bracket (cast steel shaft-bracket) A7 ...................................................................................................... 7

Breakaway coupling (supply at sea system) O8 ..................................................................................... 96

Breathing valve or device (inert gas system) D13 .................................................................................. 18

Brine (refrigerating installation)Accessories of brine pipe (additional class notation REF) M10 .............................................................. 87Brine pipe (additional class notation REF) M9 ..................................................................................... 87Brine pipe (auxiliary machinery) G35 ................................................................................................ 49Condensers, heat exchangers, evaporators of shell type (additonal class notation REF) M5 ...................... 87Pump (additional class notation REF) M3 ........................................................................................... 86

BulkheadFire-resisting and fire-retarding bulkhead C1 ...................................................................................... 15Gastight shaft bulkhead penetration device

Gas fuelled ship U8 ................................................................................................................ 104Liquefied gas carrier H8 ............................................................................................................ 55Oil / FLS or chemical tanker I4 .................................................................................................. 60

Surface lining C28 ........................................................................................................................... 17

Bunkering hose (gas fuelled ship) U18 ................................................................................................ 106

Buoy (pick-up gear - emergency towing arrangement) B22 .................................................................... 13


NR 266, Sec 3

Burning system and unitAutomatic burning system (main boiler) F11 .......................................................................................32Auxiliary boiler G16 .........................................................................................................................39Burning system (main boiler) F16 ......................................................................................................33Inert gas generator system D2 ............................................................................................................18

BWMS (ballast water management system)Additional class notation CLEANSHIP S7 .........................................................................................101Auxiliary machinery G44 ..................................................................................................................53

CCable

Anchor chain B4 ...............................................................................................................................9Cable and insulated cabling wire K19 ................................................................................................71

Calculator - Loading instrument (stability computer)Automation system N10 ....................................................................................................................91Hull outfittings B20 ..........................................................................................................................12

Carbon dioxyde (CO2) fire smothering systemHigh pressure C36 ...........................................................................................................................17Low pressure C37 ............................................................................................................................17

Cardan shaft (flange, crosse, shaft, yoke)Main propulsion shafting G5 .............................................................................................................36Thrust shaft, intermediate shaft G4 .....................................................................................................36

CargoLashing/securing equipment (fixed or mobile) P1 ................................................................................97Liquefied gas carrier

Aluminium alloy for independant cargo tank H2 ..........................................................................54Cargo hose H16 ........................................................................................................................56Cargo pipe fitting H13 ...............................................................................................................56Cargo pipe of class I (longitudinally welded stainless steel) H12 ....................................................55Cargo pipe of class I (seamless steel or stainless steel) H11 ............................................................55Cargo Pump H7 ........................................................................................................................55Cargo valve H17 .......................................................................................................................57Gas compressor H6 ...................................................................................................................54Process and containment instrumentation H20 .............................................................................57Steel for independant cargo tank H1 ...........................................................................................54Vent line on cargo tank H21 ......................................................................................................57

Offshore unitCargo line L13 .........................................................................................................................78Offloading pump L12 ................................................................................................................78

Oil / FLS or chemical tankerCargo hose I13 .........................................................................................................................62Cargo pipe fitting I10 ................................................................................................................61Cargo pipe of class I (seamless steel or stainless) for chemical tanker I6 ..........................................60Cargo pipe of class II for chemical tanker I7 ................................................................................61Cargo pipe of class II for oil / FLS tanker I8 ..................................................................................61Cargo pipe of class III and accessory I9 .......................................................................................61Cargo pump I3 .........................................................................................................................60Cargo valve I14 ........................................................................................................................62Plastic pipe (used as cargo pipe) I15 ...........................................................................................62Pressure/vacuum (P/V) safety relief valve for cargo tank I17 ...........................................................63Process and containment instrumentation I19 ..............................................................................63

Transfer hose and pipe coupling (supply at sea operation) O8 ..............................................................96


NR 266, Sec 3

CasingGas turbine F17 .............................................................................................................................. 34Pull-in system (riser and mooring pull-in system) L19 .......................................................................... 79Steam turbine (stationary part) F1 ...................................................................................................... 30Towing and handling equipment B24 ................................................................................................ 14Windlass (motorized) B6 .................................................................................................................. 10

CastingAluminium alloy casting A9 ............................................................................................................... 7Cast iron (grey cast iron or spheroidal graphite cast iron)

Cylinder block E1 .................................................................................................................... 20Cylinder head E1 ..................................................................................................................... 21Engine block E1 ....................................................................................................................... 20

Cast steelBearing transverse girder E1 ...................................................................................................... 20Cylinder head E1 ..................................................................................................................... 21Piston crown E1 ....................................................................................................................... 21Raw material and component for hull A10 .................................................................................... 7Shaft-bracket A7 ........................................................................................................................ 7Stem, stern post, rudder horn skegs and solid rudder pieces A6 ....................................................... 7

Offshore unit (especially cast node, connection and articulation part) L1 .............................................. 76

Catalyser (composite material) A8 .......................................................................................................... 7

Catalytic reduction system (selective catalytic reduction - SCR) S6 ...................................................... 101

Cathodic protection system (offshore unit)Impressed current L5 ....................................................................................................................... 76Sacrificial anode L4 ......................................................................................................................... 76

Ceiling (surface lining) C28 .................................................................................................................. 17

CellBattery cell (propulsion and/or electric power supply purpose) K26 ...................................................... 74Cell-guide (cargo fixed lashing equipment) P1 ................................................................................... 97Fuel cell system K27 ........................................................................................................................ 75

Centrifugal separatorAuxiliary machinery G32 ................................................................................................................. 47Oil and fuel centrifugal separator G25 ............................................................................................... 41

Chafing gear (emergency towing arrangement) B22 .............................................................................. 13

ChainAnchor chain cable B4 ...................................................................................................................... 9Chafing gear (emergency towing arrangement) B22 ............................................................................ 13Chain jack (offshore handling system) L23 ......................................................................................... 82Chain lashing (cargo fixed lashing equipment) P1 ............................................................................... 97Chain stopper (bow chain stopper - single point mooring) Q1 .............................................................. 98Chain stopper (motorized windlass) B6 ............................................................................................. 10Loose gear (lifting appliance) O4 ....................................................................................................... 95Mooring line component (offshore unit) L20 ...................................................................................... 79Steering chain (steering gear) B1 ......................................................................................................... 9

Charger (battery charger) K24 .............................................................................................................. 73

Chocking system (resin and device) E14 ............................................................................................... 29

Circuit breaker K15 .............................................................................................................................. 71


NR 266, Sec 3

Circulation pumpForced circulation pump within piping system for main boiler G31 .......................................................46Main boiler F14 ...............................................................................................................................33Refrigerating installation

Brine and refrigerant pump M3 ..................................................................................................86Condenser circulating pump M2 ................................................................................................86Equipment of refrigerated container ship M11 ..............................................................................87

Steam turbine F5 .............................................................................................................................31Classification of equipment and system

Pressure vessel (class 1, 2, 3) G30 ......................................................................................................45Process and piping system (offshore unit - survey rating level A1, A2, A3) L21 .......................................80Raw pipe and piping system (class I, II, III) G26 ...................................................................................41

Closing device (air pipe automatic closing device) G43 ...........................................................................53Clutch

Propulsion plant remote control system N2 ........................................................................................89Propulsive and auxiliary plant G1 ......................................................................................................35

CoatingCoating system of cargo tank (oil / FLS or chemical tanker) I2 ...............................................................60Corrosion protective coating (epoxy or equivalent) B23 .......................................................................13

CoilHeating coil (evaporator or fresh water generator) G20 ........................................................................40Pipe for condenser coil (refrigerating installation) M7 ..........................................................................87

Combustible (non-combustible material) C7 ..........................................................................................15Combustion (gas combustion unit - gas fuelled ship) U32 .....................................................................107Common fuel rail and servo oil system (diesel engine)

Accumulator of common rail fuel or servo oil system E1 .....................................................................24High pressure fuel injection pipe E1 ..................................................................................................24High pressure servo oil system E1 .....................................................................................................24

CompartmentTransducer compartment B9 .............................................................................................................10Watertight compartment B14 ............................................................................................................11

Composite material A8 ...........................................................................................................................7Compressor

Air compressor (filling of starting air receiver)Diesel engine driving electric generatorG14 ................................................................................39Main diesel engine E6 ..............................................................................................................25

Boil-off gas handling systemLiquefied gas carrier H26 ...........................................................................................................58Offshore unit L27 .....................................................................................................................84

Cargo gas compressor (liquefied gas carrier) H6 ..................................................................................54Compressor within piping system G31 ...............................................................................................46Equipment of refrigerated container ship M11 .....................................................................................87Feed air compressor (nitrogen generator system) D16 ..........................................................................19Gas fuel compressor (gas fuelled ship) U6 ........................................................................................103Gas turbine F17 ...............................................................................................................................34Generating set, generator set and generator package (electrical equipment) K25 ....................................73Refrigerating compressor M1 .............................................................................................................86Regasification component (FSRU and FSU) H27 ..................................................................................59Scavenging and supercharging compressor E8 ....................................................................................26

ComputerComputer used for task essential to safety function N8 .........................................................................90Integrated computer-based system N6 ................................................................................................90Loading instrument (stability computer) N10 .......................................................................................91


NR 266, Sec 3

CondenserAuxiliary condenser G17 .................................................................................................................. 39Cargo reliquefaction plant (liquefied gas carrier) H10 .......................................................................... 55Gas fuel supply system (gas fuelled ship) U10 ................................................................................... 104Refrigerating installation

Circulation pump M2 ................................................................................................................ 86Condenser M5 ......................................................................................................................... 87Refrigerant pipe M7 .................................................................................................................. 87

Steam turbine F3 ............................................................................................................................. 31Connecting rod with cap (diesel engine) E1 ........................................................................................... 23Connection and articulation part (casting - offshore unit) L1 ................................................................... 76Connection/disconnection device (offshore access system component) L26 ........................................... 84Consumable for welding (filler product) A3 .............................................................................................. 7Contactor K16 ..................................................................................................................................... 71Control equipment and system

Automation systemAutomatic and remote control equipment for essential service N7 ................................................. 90Auxiliary equipment (generating set, boiler) N3 ........................................................................... 90Control cabinet (fire or gas detection system) N4 ......................................................................... 90Hardware and software N0 ........................................................................................................ 89Sensor and control equipment N5 .............................................................................................. 90

Cargo environmental control - inert gas system D12 ............................................................................ 18Control device starter K10 ................................................................................................................ 70Dynamic positioning system R1 ........................................................................................................ 99Supply at sea operation O8 .............................................................................................................. 96

Convertor (semiconductor or static convertor) K7 .................................................................................. 69Coolant (brine for refrigerating installation) M5 ...................................................................................... 87Cooling equipment and system

Air-cooler fan (refrigerating installation) M4 ....................................................................................... 87Cooler (diesel engine) E1 ................................................................................................................. 24Cooling pump (independent of diesel engine) E2 ............................................................................... 24Gas turbine (intermediate cooler) F17 ............................................................................................... 34Heat exchanger (lubricating oil or fresh water cooler, fuel heater) E3 ................................................... 24Inert gas cooler (inert gas system) D14 ............................................................................................... 18Steam turbine

Drain cooler (steam turbine) F10 ............................................................................................... 31Intermediate cooler F1 ............................................................................................................. 30Lubricating oil cooler F9 ........................................................................................................... 31

Copper tubing (refrigerant pipe) M7 ...................................................................................................... 87Core material for sandwich (composite material) A8 ................................................................................ 7Corner locking device (cargo fixed lashing equipment) P1 ...................................................................... 97Corrosion protective coating (epoxy or equivalent) B23 .......................................................................... 13Corrosive substance

Pressure vessel G30 ......................................................................................................................... 45Raw pipe and piping system G26 ...................................................................................................... 41

CouplingAuxiliary machinery

Coupling bolt (shaft coupling) G7 .............................................................................................. 37Coupling bolt or stud (main propulsion shafting) G5 .................................................................... 36Flexible coupling (main propulsion shafting) G5 .......................................................................... 36Flexible coupling (propulsive and auxiliary plant) G1 ................................................................... 35Shaft coupling G4 .................................................................................................................... 36


NR 266, Sec 3

Coupling bolt (crankshaft - main diesel engine) E1 ..............................................................................23Coupling bolt (rudder) B2 ...................................................................................................................9Electromagnetic coupling K11 ...........................................................................................................70Pipe coupling for supply at sea system (including breakaway coupling system) O8 .................................96

CoverArticulation and hydraulic cylinder (split hopper dredging vessel) B21 ..................................................12Hatch cover B13 .............................................................................................................................11Refrigerating installation M5 .............................................................................................................87

Covering (fire protection)Floor C29 ........................................................................................................................................17Primary deck C9 ..............................................................................................................................15

CraneCrane pedestal O7 ...........................................................................................................................95Lifting appliance O2 .........................................................................................................................94Offshore unit (lifting appliance) L6 ....................................................................................................77Supply at sea system (lifting appliance) O8 .........................................................................................96

CrankshaftCrank throw E1 ...............................................................................................................................22Crankcase explosion relief valve (diesel engine) E9 .............................................................................27Crankcase safety valve (diesel engine) E1 ...........................................................................................20Crankshaft made in one piece E1 ......................................................................................................21Semi-built crankshaft E1 ...................................................................................................................22

Crosshead (crosshead engine) E1 ........................................................................................................22

Crude oil washing system (tank washing machine)FLS tanker and oil tanker of 20 000 tons deadweight and above I24 .....................................................63Oil tanker of less than 20 000 tons deadweight I25 .............................................................................63

CryogenicCryogenic valve (regasification component - FSRU and FSU) H27 .........................................................59Flexible hoses assembly (boil-off gas handling system)

Liquefied gas carrier H26 ...........................................................................................................58Offshore unit L27 .....................................................................................................................85

Piping systemLiquefied gas carrier H26 ...........................................................................................................58Offshore unit L27 .....................................................................................................................85

Protection material (regasification component - FSRU and FSU) H27 .....................................................59Valve (boil-off gas handling system)


Cybersecurity N0 .................................................................................................................................89

CylinderDiesel engine

Cylinder blockGrey cast iron E1 ..............................................................................................................20Spheroidal graphite cast iron E1 .........................................................................................20

Cylinder frame (welded) E1 .......................................................................................................20Cylinder head

Cast steel E1 .....................................................................................................................21Forged cylinder headE1 .....................................................................................................21Grey cast iron E1 ..............................................................................................................21Spheroidal graphite cast iron E1 .........................................................................................21

Cylinder liner E1 ......................................................................................................................21


NR 266, Sec 3

Hydraulic cylinderCrane O2 ................................................................................................................................ 94Handling of ramp or opening/closing appliance B17 ................................................................... 11Housing (split hopper dredger and split hopper units) B21 ............................................................ 12Hydraulic power installation G42 .............................................................................................. 53Piping of class I and equipment essential (supply at sea operation) O8 ........................................... 96Shell (steering gear) B1 ............................................................................................................... 9

DDamper (fire damper) C21 ................................................................................................................... 16Data communication link (integrated computer-based system) N6 .......................................................... 90Deck

Fire-resisting and fire-retarding deck (A, B or H class divisions) C1 ....................................................... 15Movable deck and inner ramp B16 ................................................................................................... 11Primary deck covering (fire protection) C9 ......................................................................................... 15

Deck water seal (inert gas system) D7 .................................................................................................. 18Derrick

Lifting appliance (ship or offshore unit) O1 ......................................................................................... 93Supply at sea operation O8 .............................................................................................................. 96

Detection equipment and systemDetector and thermometer (equipment of refrigerated container ship) M11 ............................................ 87Fire or gas detection system (detector, control cabinet) N4 ................................................................... 90Oil mist detection E9 ....................................................................................................................... 27Oil-water interface detector (oil and FLS tanker) I27 ............................................................................ 63Sensor (installation intended for essential services) N7 ........................................................................ 90Sensor and control equipment and/or monitoring device N5 ................................................................ 90

Diesel engineDriving electric generator G11 .......................................................................................................... 39Main diesel engine and their auxiliaries E1 ........................................................................................ 20Mass-produced diesel engine E11 ..................................................................................................... 27Propulsion plant remote control system N2 ........................................................................................ 89

Disconnecting device/disconnector (switch, fuse holder) K17 ................................................................. 71Distillation body (evaporator - fresh water generator) G20 ...................................................................... 40Distribution

Distribution switchboard K14 ........................................................................................................... 71Distribution system for high pressure CO2 fire smothering system C36 ................................................. 17Distribution valve (steam turbine) F2 ................................................................................................. 30

Diving system and equipment (offshore unit) L25 .................................................................................. 83Door

Fire-resisting and fire-retarding door (divisions, A, B or H class) C1 ...................................................... 15Semi-watertight door B14 ................................................................................................................ 11Shell door B12 ................................................................................................................................ 10Watertight door B14 ........................................................................................................................ 11Weathertight door B14 .................................................................................................................... 11

Doppler system (position reference system) R2 ..................................................................................... 99Double wall fuel pipes (outer pipe of double wall fuel pipes - gas fuelled ship) U14 ................................ 105Drain cooler (steam turbine) F10 .......................................................................................................... 31Dredger (articulations and hydraulic cylinders of split hopper dredger and split hopper units) B21 ............. 12Drilling

Drilling line (unbonded flexible pipe - offshore unit) L7 ...................................................................... 77Drilling system and equipment (offshore unit) L22 .............................................................................. 81


NR 266, Sec 3

DriverDiesel engine or gas turbine (generator package, generating set, compressor package) K25 .....................73Prime mover

Cooling pump, lubricating oil pump, independent of main diesel engine E2 ..................................24Electrical motor K5 ...................................................................................................................68Gas engine E13 ........................................................................................................................29Gas turbine F17 ........................................................................................................................34Main diesel engine E1 ..............................................................................................................20Non electrical, i.e. hydraulic motor G41 .....................................................................................52Steam turbine F1 ......................................................................................................................30Turbine driving electric generator G10 ........................................................................................38

DrumAuxiliary boiler G15 .........................................................................................................................39Header (main boiler) F11 ..................................................................................................................32Winch drum (towing and handling equipment) B24 ............................................................................14Winch for lifting appliances O3 .........................................................................................................94Windlass (motorized) B6 ..................................................................................................................10

Dual fuel engine E13 ............................................................................................................................29Dual-purpose nozzle

Fire protection, detection and extinction systems C35 .........................................................................17Dual-purpose nozzles

Fire fighting ship J7 .........................................................................................................................64Dynamic positioning system

Control system and controller R1 ......................................................................................................99Power system and electrical installation R5 ........................................................................................99

EEconomizer (main boiler) F11 ...............................................................................................................32Eductor (steam turbine) F8 ...................................................................................................................31Ejector (air ejector)

Auxiliary condenser G18 ..................................................................................................................40Distillation body and heating coil G20 ...............................................................................................40Steam turbine F8 .............................................................................................................................31

Electrical equipment and systemBattery used for electric power supply purpose K26 ............................................................................74Battery used for propulsion K26 ........................................................................................................74Boil-off gas handling system (liquefied gas carrier) H26 ........................................................................58Boil-off gas handling system (offshore unit - FLNG) L27 .......................................................................84Cable and wire

Cable and insulated cabling wire K19 .........................................................................................71Material for electrical cable penetration through A or B class division (fire protection) C5 ................15

Dynamic positioning system R5 ........................................................................................................99Gas fuel process and containment (gas fuelled ship) U22 ...................................................................106Generating system K25 ....................................................................................................................73Generator

Diesel engine driving electric generator G11 ...............................................................................39Electric generator K25 ...............................................................................................................73Electric propulsion K1 ...............................................................................................................65Emergency generator K3 ...........................................................................................................67Engine driven generator K2 .......................................................................................................66Turbine driving electric generator G10 ........................................................................................38

Heater (electric heater) K20 ..............................................................................................................72


NR 266, Sec 3

Lifting appliance O5 ........................................................................................................................ 95Motor

Electric motor K5 ..................................................................................................................... 68Electric propulsion K1 .............................................................................................................. 65Hydraulic power station for handling of ramp or opening/closing appliance B17 ............................ 11Hydraulic system and hydraulic power installation G42 ............................................................... 53

Radiator (fixed electric radiator) K21 ................................................................................................. 72Regasification component (FSRU and FSU) H27 ................................................................................. 59Safety electrical equipment K23 ........................................................................................................ 72Supply at sea operation O8 .............................................................................................................. 96Switchboard (electric propulsion) K12 ............................................................................................... 70Swivel (Electrical swivel - offshore unit) L9 ........................................................................................ 77Towing and anchor handling equipment B24 ..................................................................................... 14Windlass (motorized windlass) B6 .................................................................................................... 10

Electromagnetic coupling K11 .............................................................................................................. 70

Electronic system

Hardware and Software N0 .............................................................................................................. 89Protective device (essential service) N7 .............................................................................................. 90Speed regulator (electronic, for auxiliary engine) N7 ........................................................................... 90

Emergency system

Battery K8 ...................................................................................................................................... 69Emergency release system (offshore unit - oil offloading, transfer arm and line) L24 ............................... 83Generator K3 .................................................................................................................................. 67Switchboard (main and emergency switchboard) K13 ......................................................................... 70

Emergency towing arrangement (ETA) B22 .......................................................................................... 13

Energy storage (batteries used for propulsion and/or electric power supply purpose) K26 ........................ 74

Engine

Engine blockGrey cast iron E1 ..................................................................................................................... 20Spheroidal graphite cast iron E1 ................................................................................................ 20

Engine driven pump (oil, water, fuel, bilge) E1 ................................................................................... 24Main diesel engine E1 ..................................................................................................................... 20Speed regulator (auxiliary engine) N7 ................................................................................................ 90

Engine chocking E14 ........................................................................................................................... 29

Engine driven generator (general network) K2 ...................................................................................... 66

Epoxy (corrosion protective coating, epoxy or equivalent) B23 ............................................................... 13

Equipment of refrigerated container ship M11 ........................................................................................ 87

Equivalent fire-extinguishing system

Water-mist automatic sprinkler system C26 ........................................................................................ 17

Escort tug (towing equipment) B24 ....................................................................................................... 14

ESD Valve (offshore unit) L10 .............................................................................................................. 77

Evaporator

Auxiliary machinery G20 ................................................................................................................. 40Shell type (tube or welded plate, for refrigerating installation) M5 ......................................................... 87


NR 266, Sec 3

Exchanger (heat exchanger)Boil-off gas handling system


Cargo reliquefaction plant H10 ..........................................................................................................55Gas fuel supply system U10 ............................................................................................................104Lubricating oil or fresh water cooler, fuel heater E3 ............................................................................24Pressure vessel for liquid substance G30 ............................................................................................45Refrigerating installation (auxiliary machinery) G35 .............................................................................49Refrigerating installation M5 .............................................................................................................87

Exhaust gas (diesel engine)Boiler E4 ........................................................................................................................................25Valve cage (crosshead engine) E1 .....................................................................................................22

Exhaust Gas Cleaning System (EGCS)Scrubber unit S5 ............................................................................................................................101Selective Catalytic Reduction (SCR) S6 ............................................................................................101

Expansion bellowAuxiliary machinery G38 ..................................................................................................................51Boil-off gas handling system


Gas fuelled ship U17 ......................................................................................................................105Inert gas system D4 ..........................................................................................................................18Liquefied gas carrier H15 ..................................................................................................................56Non-conventional material C12 ........................................................................................................16Oil / FLS tanker or chemical tanker I12 ..............................................................................................62

Expansion jointAuxiliary machinery G37 ..................................................................................................................51Gas fuel handling and containment systems (gas fuelled ship) U16 ......................................................105Liquefied gas carrier H14 ..................................................................................................................56Oil / FLS tanker or chemical tanker I11 ..............................................................................................62Regasification component (FSRU and FSU) H27 ..................................................................................58

Expert system N9 ................................................................................................................................91

Explosion relief valve (crankcase) E9 ....................................................................................................27

Explosive mixture detection equipment and systemFixed system C17 .............................................................................................................................16Portable system C18 .........................................................................................................................16

External ramp B15 ...............................................................................................................................11

Extinguishing equipment and systemEquivalent

fixed gas fire-extinguishing system C24 .......................................................................................16Water-mist fire-extinguishing system C23 ....................................................................................16

Fire extinguisher C27 .......................................................................................................................17Fixed

Foam fire-extinguishing system and associated foam-forming liquid C10 ........................................15Local application fire-extinguishing system C25 ...........................................................................16Powder fire-extinguishing system, including powder C11 ..............................................................15

Nozzle for fixed pressure water-spraying fire-extinguishing systems C14 ...............................................16

Extraction pump F7 ..............................................................................................................................31


NR 266, Sec 3

FFairlead

Bow fairlead (single point mooring) Q2 ............................................................................................. 98Emergency towing arrangement (ETA) B22 ......................................................................................... 13Mooring system (offshore unit - station keeping) L20 ........................................................................... 79Pedestal roller fairlead (single point mooring) Q3 ................................................................................ 98

FanAir-cooler fan (refrigerating installation) M4 ....................................................................................... 87Enclosed space located within the cargo area

Liquefied gas carrier H9 ............................................................................................................ 55Oil /FLS or chemical tanker I5 ................................................................................................... 60

Forced draught fan F15 .................................................................................................................... 33Hazardous enclosed space (gas fuelled ship) U9 ............................................................................... 104

Feed air (nitrogen generator system)Compressor D16 ............................................................................................................................. 19Treatment system D19 ..................................................................................................................... 19

Feed pumpAuxiliary boiler G19 ........................................................................................................................ 40Main boiler F12 .............................................................................................................................. 32Pump within piping system (for main boiler) G31 ............................................................................... 46

Feed water heater (boiler) F13 ............................................................................................................. 32Fibre

Hollow fibre (nitrogen generator system) D15 ..................................................................................... 19Reinforcement fibre (composite material) A8 ........................................................................................ 7

Fibre reinforced plastic pipe (FRP) G26 ................................................................................................ 43Fibre rope

Emergency towing arrangement, cargo handling gear B7 .................................................................... 10Lifting appliance O6 ........................................................................................................................ 95Specific equipment for offshore unit

Deep-water offshore services L15 .............................................................................................. 78Emergency towing arrangement, cargo handling gear or similar applications L17 ........................... 78Single point mooring hawser L16 ............................................................................................... 78

Filler product for welding (consumable) A3 ............................................................................................. 7Filtering equipment

15 ppm oil filtering equipment S1 .................................................................................................. 100Ballast water management system G44 .............................................................................................. 53Filter of burning unit (main boiler) F16 .............................................................................................. 33

Fire protection, detection and extinction equipment and systemAlarm and detection system

Automation system (fire detection system) N4 ............................................................................. 90Fixed fire alarm system C16 ...................................................................................................... 16Fixed fire detection system C16 ................................................................................................. 16Fixed instrument for measuring the oxygen content for inert gas system C19 .................................. 16Sensing head for automatic fire alarm and detection system C15 ................................................... 16

Fire fighting shipFire pump J1 ........................................................................................................................... 64

Fire fighting systemEquivalent fixed gas fire extinguishing system C24 ....................................................................... 16Equivalent water-mist fire extinguishing system C23 .................................................................... 16Extinguisher (fire extinguisher) C27 ............................................................................................ 17Fire hydrant, pipe, shore connection, valve and accessory C33 ..................................................... 17Fire pump C32 ......................................................................................................................... 17


NR 266, Sec 3

Fire pump within piping system G31 ..........................................................................................46Fire smothering system

High pressure CO2 system C36 ...........................................................................................17Low pressure CO2 system C37 ............................................................................................17

Fixed foam fire extinguishing system C10 ....................................................................................15Fixed local application fire extinguishing system C25 ...................................................................16Fixed powder fire-extinguishing system (including powder) C11 ....................................................15Hose (fire hose) C34 .................................................................................................................17

Fire protection systemDamper (fire damper) C21 .........................................................................................................16Fire retarding and resisting division (A, B or H class bulkhead or deck) and associated door C1 ........15Window (fire window) C30 .......................................................................................................17

Gas fuelled shipFire fighting system U27 ..........................................................................................................107Fire prevention (material and arrangement) U26 .........................................................................107

Liquefied gas carrierFire fighting system H24 ............................................................................................................58Fire prevention (material and arrangement) H23 ...........................................................................58

Oil / FLS or chemical tankerFire fighting system I22 ..............................................................................................................63Fire prevention (material and arrangement) I21 ............................................................................63

Regasification component (FSRU and FSU)Active system H27 ....................................................................................................................59Passive system and material H27 ................................................................................................59

Fixation (on steel hull)Aluminium alloy superstructure A4 .....................................................................................................7Transition joints steel/aluminium alloy A5 ............................................................................................7

FlameFlame arresting device (oil / FLS or chemical tanker) I18 ......................................................................63Material with low flame spread characteristic including paint and varnish C6 ........................................15

FlammableFuel oil or other flammable oil (pump) G31 ........................................................................................46Hydraulic oil

Pressure vessel (fuel oil or lubricating oil) G30 .............................................................................46Raw pipe and piping system G26 ...............................................................................................43

Media (raw pipe and piping system) G26 ...........................................................................................42Refrigerant G35 ...............................................................................................................................49

Flange (main boiler) F11 .......................................................................................................................32

Flexible couplingGas turbine F17 ...............................................................................................................................34Main propulsion G5 .........................................................................................................................36Propulsive and auxiliary plant G1 ......................................................................................................35Steam turbine rotor F1 .....................................................................................................................30

Flexible hose systemBoil off gas handling system (liquefied gas carrier) H26 ........................................................................58Boil off gas handling system (offshore unit - FLNG) L27 .......................................................................85Flexible hose assembly with end fitting ready for installation (auxiliary machinery) G28 ..........................44Fuel oil purifying unit G25 ................................................................................................................41Hydraulic power station (handling of ramp or opening/closing appliance) B17 ......................................11Hydraulic system and hydraulic power installation G42 .......................................................................53Regasification component (FSRU and FSU) H27 ..................................................................................58

Flexible mount (for propulsion or auxiliary machinery) E14 .....................................................................29


NR 266, Sec 3

Flexible pipeBonded flexible pipe and marine hose (offshore unit) L14 ................................................................... 78Flexible pipe and expansion bellows of non-conventional material (fire protection) C12 ........................ 16Non-bonded (offshore unit) L7 ......................................................................................................... 77Pipe of material other than steel for pipe conveying oil or fuel oil C4 ................................................... 15

Floating storage regasification units (regasification component) H27 ....................................................... 58Floor covering (fire protection) C29 ....................................................................................................... 17Flue gas (inert gas generator) D1 ......................................................................................................... 18Fluid swivel (offshore unit) L8 ............................................................................................................... 77Fluorescent lamp K22 .......................................................................................................................... 72Foam (fire fighting ship)

Concentrate J6 ............................................................................................................................... 64Fire foam main J2 ........................................................................................................................... 64Foam generation system J3 .............................................................................................................. 64Water and foam monitor J4 ............................................................................................................. 64

Foam (fixed foam fire-extinguishing system and associated foam-forming liquid) C10 .............................. 15Forced circulation pump (main boiler)

Accessories F14 .............................................................................................................................. 33Auxiliary machinery G31 ................................................................................................................. 46

Forced draught fan F15 ....................................................................................................................... 33Forging

Forged cylinder head E1 .................................................................................................................. 21Forged main journal and journals with flange E1 ................................................................................ 22Forged piston crown E1 ................................................................................................................... 21Steel forging A11 ............................................................................................................................... 8

Foundation (fixed part of lifting appliance) O7 ........................................................................................ 95Frame box (welded - diesel engine) E1 ................................................................................................. 20Frequency convertor (semiconductor convertor or static convertor) K7 ................................................... 69Fresh water generator (auxiliary machinery) G20 ................................................................................... 40Fuel (diesel engine)

Fuel heater E3 ................................................................................................................................ 24High pressure fuel injection

pipe (including common fuel rail) E1 ......................................................................................... 24Pump body E1 ......................................................................................................................... 23Valve E1 ................................................................................................................................. 23

Fuel (gas fuelled ship)Gas fuel compressor U6 ................................................................................................................. 103Gas fuel pipe fitting U15 ................................................................................................................ 105Gas fuel pipe for gaseous gas fuel with design pressure higher than 10 bar U13 ................................... 105Gas fuel pipe for gaseous gas fuel with pressure equal or lower than 10 bar U12 ................................. 104Gas fuel pipe for liquefied gas fuel U11 ........................................................................................... 104Gas fuel pump U7 ......................................................................................................................... 103Outer pipe of double wall fuel pipe U14 .......................................................................................... 105

Fuel cell system K27 ........................................................................................................................... 75Fuel oil (auxiliary machinery)

Fuel transfer pump G24 ................................................................................................................... 40Pressure vessel G30 ......................................................................................................................... 46Pump G31 ...................................................................................................................................... 46Purifying unit G25 ........................................................................................................................... 41Raw pipe and piping system G26 ...................................................................................................... 43


NR 266, Sec 3

Functional test (automation system) N0 .................................................................................................89Furnace

Auxiliary boiler G15 .........................................................................................................................39Main boiler F11 ...............................................................................................................................32

FuseFuse and fuse carrier (overcurrent protective device) K18 ....................................................................71Fuse holder (switch, disconnecting device, disconnector) K17 ..............................................................71

GGantry crane O2 ..................................................................................................................................94Gas bottle for high pressure CO2 fire smothering system C36 ................................................................17Gas compressor (cargo gas compressor - liquefied gas carrier) H6 .........................................................54Gas cooler (inert gas system) D14 ........................................................................................................18Gas detection system

Liquefied gas carrier H25 ..................................................................................................................58Oil / FLS or chemical tanker I23 ........................................................................................................63Regasification component (FSRU and FSU) H27 ..................................................................................59

Gas engine (gas fuelled ship) E13 ........................................................................................................29Gas fuelled ship

Gas combustion unit U32 ...............................................................................................................107Gas detection system U28 ...............................................................................................................107Gas fuel compressor (gas fuel handling and containment system) U6 ..................................................103Gas fuel pipe fittings U15 ...............................................................................................................105Gas fuel pump U7 .........................................................................................................................103Gas fuel tank (material for independent liquefied gas fuel tank) U1 .....................................................103Gas fuel tank (vent lines on gas fuel tanks and low pressure gas fuel system) U23 .................................106Gas fuel valve U19 .........................................................................................................................106Gas fuelled propulsion E13 ...............................................................................................................29Gas valve unit U31 ........................................................................................................................107Process and containment system instrumentation U22 .......................................................................106Supply (integrated gas fuel supply system) U29 .................................................................................107System vent lines on

Gas fuel tanks and low pressure gas fuel system U23 ..................................................................106High pressure gas fuel system U24 ............................................................................................107

Gas metering/analyzer skid (regasification component - FSRU and FSU) H27 .........................................59Gas module (synthesis gas module for nitrogen generator system) D18 ..................................................19Gas production or liquefaction components (offshore unit - FLNG) L27 ...................................................84Gas turbine F17 ...................................................................................................................................34Gaseous substances (pressure vessel) G30 ..........................................................................................45Gasifier

Gas fuelled ship U10 ......................................................................................................................104Liquefied gas carrier H10 ..................................................................................................................55

Gastight shaft bulkhead penetration deviceGas fuel handling and containment systems (gas fuelled ship) U8 .......................................................104Liquefied gas carrier H8 ....................................................................................................................55Oil / FLS or chemical tanker I4 ..........................................................................................................60

Gauge control and monitoring system and component (inert gas system) D12 .........................................18


NR 266, Sec 3

GearGas turbine F17 .............................................................................................................................. 34Mechanical gear (offshore access system component) L26 ................................................................... 84Reduction gear

Auxiliary machinery G2 ............................................................................................................ 35Generator package, generating set, compressor package K25 ....................................................... 73

Reverse reduction gear intended for propulsion plant G2 .................................................................... 35Steam turbine F1 ............................................................................................................................. 30Steering gear B1 ................................................................................................................................ 9Step-up gear G2 .............................................................................................................................. 35Turning gear

Diesel engine E7 ...................................................................................................................... 25Steam turbine F4 ...................................................................................................................... 31

GeneratorAuxiliary machinery

Diesel engine driving electric generator G11 ............................................................................... 39Steam generator or boiler (pressure vessel) G30 ........................................................................... 45Steam heated steam generator G21 ............................................................................................ 40Turbine driving electric generator G10 ....................................................................................... 38

Electrical equipmentEmergency generator K3 ........................................................................................................... 67Engine driven generator (general network) K2 ............................................................................. 66Generating set K25 ................................................................................................................... 73Generator for electric propulsion K1 .......................................................................................... 65

Gipsy-wheelTowing and handling equipment B24 ................................................................................................ 14Windlass (motorized) B6 .................................................................................................................. 10

Gland (stern tube sealing gland) G40 .................................................................................................... 52Gooseneck (derrick) O1 ....................................................................................................................... 93GPS (position reference system) R2 ..................................................................................................... 99Graphite cast iron and grey cast iron

Cylinder block E1 ........................................................................................................................... 20Cylinder head E1 ............................................................................................................................ 21Engine block E1 .............................................................................................................................. 20

Guide (cell-guide - cargo fixed lashing equipment) P1 ............................................................................ 97Guide pin and roller

Pull-in system (riser and mooring pull-in system) L19 .......................................................................... 79Towing equipment and anchor handling equipment B24 .................................................................... 14Windlass (motorized windlass) B6 .................................................................................................... 10

Gyrocompass (position reference system) R2 ....................................................................................... 99

HHandling equipment (hook, main shaft, casing or body, winch drum, gipsy-wheel, etc.) B24 ..................... 14Hardware (automation system) N0 ....................................................................................................... 89Hatch cover B13 ................................................................................................................................. 11Hawse pipe B10 .................................................................................................................................. 10Head

Crosshead engine E1 ....................................................................................................................... 22Sensing head for automatic fire alarm and fire detection system C15 .................................................... 16Sprinkler head C13 .......................................................................................................................... 16


NR 266, Sec 3

Heading and motion (vessel sensor, dynamic positioning system) R3 .....................................................99

Heat exchangerBoil-off gas handling system


Cargo reliquefaction plant H10 ..........................................................................................................55Gas fuel supply system U10 ............................................................................................................104Gas turbine F17 ...............................................................................................................................34Lubricating oil or fresh water cooler, fuel heater E3 ............................................................................24Pressure vessel for liquid substance G30 ............................................................................................45Refrigerating installation

Additional class notation REF M5 ...............................................................................................87Auxiliary machinery G35 ...........................................................................................................49

Steam turbine F1 .............................................................................................................................30Vaporizer (regasification component - FSRU and FSU) H27 ..................................................................59

Heater (electric system) K20 ................................................................................................................72

Heater (main boiler)Air heater F11 .................................................................................................................................32Feed water heater F13 ......................................................................................................................32Heater of burning unit F16 ...............................................................................................................33Superheater (heater, tube) F11 ...........................................................................................................32

Heating coil (distillation body and heating coil) G20 ................................................................................40

Heating media (regasification component - FSRU and FSU)Pipes and fittings H27 .......................................................................................................................59Pump H27 .......................................................................................................................................59

High alloy steelMembrane cargo containment system H3 ...........................................................................................54Membrane liquefied gas fuel containment system (support) U4 ...........................................................103Membrane liquefied gas fuel containment system U3 ........................................................................103

Hinge eye and pin (articulation and hydraulic cylinder of split hopper dredger) B21 ..................................12

Hoist (lifting appliance) O2 ...................................................................................................................94

Hollow fibre (nitrogen generator system) D15 ........................................................................................19

HookEmergency towing arrangement B22 ..................................................................................................13Hook (lifting appliance) O4 ...............................................................................................................95Loose gear (derrick) O1 ....................................................................................................................93Loose gear and accessories (crane) O2 ...............................................................................................94Supply at sea system O8 ...................................................................................................................96Towing equipment and handling equipment B24 ................................................................................14

Hopper unit B21 ..................................................................................................................................12

Horn skeg for rudder (in forged or cast steel) A6 ......................................................................................7

HoseCargo hose

Liquefied gas carrier H16 ...........................................................................................................56Oil / FLS and chemical tanker I13 ...............................................................................................62

Fire hose C34 ..................................................................................................................................17Flexible hose

Flexible and loading/offloading hose (regasification component - FSRU and FSU) H27 ....................58Fuel oil purifying unit G25 .........................................................................................................41Hydraulic power station (handling of ramp or opening/closing appliance) B17 ...............................11


NR 266, Sec 3

Flexible hose assemblyCryogenic, boil-off gas handling system

Liquefied gas carrier H26 ................................................................................................... 58Offshore unit L27 .............................................................................................................. 85

Fitting ready for installation G28 ................................................................................................ 44Hydraulic power installation G42 .............................................................................................. 53

Liquefied gas bunkering hose (gas fuelled ship) U18 .......................................................................... 106Marine hose (offshore unit) L14 ........................................................................................................ 78Transfer hose for supply at sea system O8 .......................................................................................... 96

HullFixation of aluminium alloy superstructure on steel hull A4 ................................................................... 7Fixation of superstructure on steel hull (transition joint steel/aluminium alloy) A5 .................................... 7

Hydrant (fire hydrant) C33 .................................................................................................................... 17

Hydraulic equipment and systemArticulation and hydraulic cylinder of split hopper dredger and split hopper unit B21 ............................ 12Crane O2 ....................................................................................................................................... 94Hydraulic motor and hydraulic pump (auxiliary machinery) G41 ......................................................... 52Hydraulic power station for handling of ramp or opening/closing appliance B17 ................................... 11Hydraulic power unit for subsea valve L11 ........................................................................................ 77Hydraulic system and hydraulic power installation (auxiliary machinery) G42 ....................................... 53Offshore access system (material and component) L26 ........................................................................ 84Offshore handling system (lifting/pulling equipment) L23 .................................................................... 82Pressure vessel for flammable hydraulic oil G30 ................................................................................. 46Pull-in system (riser and mooring pull-in system - offshore unit) L19 ..................................................... 79Rudder B2 ........................................................................................................................................ 9Steering gear B1 ................................................................................................................................ 9Supply at sea operation O8 .............................................................................................................. 96Towing and anchor handling equipment B24 ..................................................................................... 14Winch O3 ...................................................................................................................................... 94Windlass (motorized windlasses) B6 ................................................................................................. 10

Hydrogen (fuel cell system) K27 ........................................................................................................... 75

IImmersion suit (life-saving appliance - offshore unit) L18 ....................................................................... 79

Impressed current (offshore unit, cathodic protection system) L5 ............................................................ 76

Incinerator (shipboard incinerator) S4 ................................................................................................. 100

Independent cargo tankSteel plate and profile H1 ................................................................................................................. 54Supporting material H4 .................................................................................................................... 54

Independent cargo tank (liquefied gas carrier)Aluminium alloy plate and profile H2 ................................................................................................ 54

Independent liquefied gas fuel tank (gas fuelled ship)Aluminium alloy plate and profile U2 .............................................................................................. 103Steel plate and profile U1 ............................................................................................................... 103Supporting block U4 ...................................................................................................................... 103

Independent propulsion and steering installations T3 ........................................................................... 102


NR 266, Sec 3

Inert gas systemCargo environmental control

Blower D6 ...............................................................................................................................18Cooler D14 ..............................................................................................................................18Generator system (boiler flue gas or oil fired inert gas generator) D1 ..............................................18Scrubber D5 .............................................................................................................................18

Fire detectionFixed instruments for measuring the oxygen content for inert gas systems C19 ................................16Portable instruments for measuring the oxygen content for inert gas systems C20 ............................16

GenerationGas fuelled ship U25 ...............................................................................................................107Liquefied gas carrier H22 ...........................................................................................................57Oil (FLS and chemical tanker) I20 ...............................................................................................63

Inertial system (position reference system) R2 .......................................................................................99Injection (high pressure fuel injection - diesel engine)

Pipe E1 ..........................................................................................................................................24Pump E1 ........................................................................................................................................23Valve E1 .........................................................................................................................................23

Inlet (sea inlet) B8 ...............................................................................................................................10Inner ramp (movable deck and inner ramp) B16 .....................................................................................11Instrument

Fixed instruments for measuring the oxygen content for inert gas systems C19 .......................................16Loading instrument or calculator (stability computer)

Automation systems or additional class notation AUT B20 ............................................................12Hull outfittingN10 .....................................................................................................................91

Portable instruments for measuring the oxygen content for inert gas systems C20 ...................................16Instrumentation

Automation systemComponent related to safety function (computer, PLC’s) N8 ..........................................................90Control and monitoring system for auxiliaries equipment (generating sets, boilers, etc.) N3 ..............90Electronic speed regulator (electronic, for auxiliary engine) N7 ......................................................90Fire or gas detection system (detector, control cabinet) N4 ............................................................90Machinery monitoring and alarm system N1 ................................................................................89Propulsion plant remote control system (for diesel engine, turbine, clutches, thrusters, etc.) N2 ........89Sensor

Control equipment and/or monitoring device N5 ..................................................................90Essential service N7 ...........................................................................................................90

Boil-off gas handling systemLiquefied gas carrier H26 ...........................................................................................................58Offshore unit L27 .....................................................................................................................85

Cargo process and containment instrumentationLiquefied gas carrier H20 ...........................................................................................................57Oil / FLS and chemical tanker I19 ...............................................................................................63

Gas fuel process and containment system (gas fuelled ship) U22 .........................................................106Inert gas system D12 ........................................................................................................................18Refrigerating installations (level detector, thermometers, pressure detector, ...) M12 ................................88Regasification component (FSRU and FSU) H27 ..................................................................................59Remote gauging of ballast system (offshore unit) L3 .............................................................................76

Insulation materialCabling wire K19 .............................................................................................................................71Gas fuelled ship U5 .......................................................................................................................103Liquefied gas carrier H5 ....................................................................................................................54Regasification component (FSRU and FSU) H27 ..................................................................................59


NR 266, Sec 3

Integrated systemComputer-based system N6 .............................................................................................................. 90Gas fuel supply system (gas fuelled ship) U29 ................................................................................... 107Navigation system N6 ...................................................................................................................... 90

Integration test (automation system) N0 ................................................................................................ 89Intelligent knowledge-based system N9 ................................................................................................ 91Interface detector (oil-water interface detector, oil and FLS tanker) I27 ................................................... 63Intermediate cooler and heat exchanger

Gas turbine F17 .............................................................................................................................. 34Steam turbine F1 ............................................................................................................................. 30

Intermediate receiver (pressure vessel - refrigerating installation) M6 ..................................................... 87Intermediate shaft

Main propulsion G5 ........................................................................................................................ 36Thrust shaft, shaft coupling and rigid shaft coupling G4 ....................................................................... 36

Internal combustion engineDiesel engine E1 ............................................................................................................................. 20Driving electric generator G11 .......................................................................................................... 39Mass-produced diesel engine E11 ..................................................................................................... 27

Isolating valve (inert gas system and cargo tank) D10 ............................................................................ 18

JJack (hydraulic jack) G42 ..................................................................................................................... 53Jacking system and locking system (offshore unit - self elevating unit) L2 ............................................... 76Joint

Expansion jointAuxiliary machinery G37 .......................................................................................................... 51Gas fuel handling and containment systems (gas fuelled ship) U16 .............................................. 105Liquefied gas carrier H14 .......................................................................................................... 56Oil / FLS tanker or chemical tanker I11 ....................................................................................... 62Regasification component (FSRU and FSU) H27 .......................................................................... 58

Mechanical joint G36 ...................................................................................................................... 50Transition joint (aluminium alloy/steel for fixation of superstructure on steel hull) A5 ............................... 7

Journal (forged journal - diesel engine) E1 ............................................................................................ 22

KKenter (anchor chain cable accessory) B5 .............................................................................................. 9King post (lifting appliance)

Shroud for king postB19 ................................................................................................................... 11King post (lifting appliance) B18 ........................................................................................................... 11Knowledge-based system (intelligent) N9 ............................................................................................. 91

LLamp (lighting fitting, fluorescent lamp) K22 .......................................................................................... 72Lashing equipment (cargo fixed lashing equipment and mobile lashing/securing equipment) P1 ............... 97Level controller (control equipment and/or monitoring device) N5 ........................................................... 90


NR 266, Sec 3

Level indicatorAuxiliary boiler G15 .........................................................................................................................39Pillar (main boiler) F11 .....................................................................................................................32

Level sensor (control equipment and/or monitoring device) N5 ...............................................................90Life-saving equipment (offshore unit) L18 ..............................................................................................79Lifting appliance

Crane O2 ........................................................................................................................................94Derrick O1 ......................................................................................................................................93Lifting of subsea equipment O2 .........................................................................................................94Offshore unit L6 ..............................................................................................................................77Personnel transfer or man-riding operation O2 ....................................................................................94Supply at sea system O8 ...................................................................................................................96Winch O3 .......................................................................................................................................94

Lifting beam (loose gear - lifting appliance) O4 ......................................................................................95Lighting fitting K22 ...............................................................................................................................72Liner (cylinder liner - diesel engine) E1 ..................................................................................................21Line-throwing appliance (emergency towing arrangement) B22 ..............................................................13Liquefied gas

Bunkering hose (gas fuelled ship) U18 ..............................................................................................106Raw pipe and piping system G26 ......................................................................................................42

Load carrying structural element (crane) O2 ..........................................................................................94Loading instrument or calculator (stability computer)

Automation system N10 ....................................................................................................................91Hull outfitting B20 ...........................................................................................................................12

Loading/offloading hoses, flexible (regasification components - FSRU and FSU) H27 ..............................58Loading/unloading of cargo, equipment, spare part or consumable (lifting appliance) O2 ..........................94Locking device

Corner locking device (cargo fixed lashing equipment) P1 ...................................................................97Required for stability of the lifting appliance O2 .................................................................................94

Locking system and jacking system (offshore unit - self elevating unit) L2 ...............................................76Longitudinal stay

Auxiliary boiler G15 .........................................................................................................................39Main boiler F11 ...............................................................................................................................32

Loose gearLifting appliance

Crane O2 .................................................................................................................................94Derrick O1 ...............................................................................................................................93Item not permanently attached to the lifting appliance O4 ............................................................95Supply at sea operation O8 ........................................................................................................96Winch O3 ................................................................................................................................94

Specific equipment for offshore unitOffshore access system component L26 ......................................................................................84Offshore handling system, lifting/pulling equipment L23 ..............................................................82

Low flame spread, material (paint, varnish and similar) C6 .....................................................................15Low pressure CO2 fire smothering system C37 .....................................................................................17Low pressure transfer (regasification component - FSRU and FSU) H27 .................................................59Lubricating oil

CoolerHeat exchanger E3 ...................................................................................................................24Steam turbine F9 ......................................................................................................................31


NR 266, Sec 3

Pressure vessel (fuel oil or flammable hydraulic oil) G30 ..................................................................... 46Pump

Auxiliary machinery G12 .......................................................................................................... 39Independent of diesel engine E2 ................................................................................................ 24Steam turbine F6 ...................................................................................................................... 31

Raw pipe and piping system G26 ...................................................................................................... 43

MMachinery (availability of machinery)

Additional class notation AVM-APS T1 ............................................................................................ 102Additional class notation AVM-DPS T2 ........................................................................................... 102Additional class notation AVM-IPS T3 ............................................................................................. 102

Machinery monitoring and alarm system N1 .......................................................................................... 89Main and emergency switchboard K13 ................................................................................................. 70Main boiler F11 ................................................................................................................................... 32Main bolting (articulation and hydraulic cylinder of split hopper dredger and split hopper units) B21 .......... 12Main condenser (steam turbine) F3 ...................................................................................................... 31Main load-bearing structure

Main load carrying structural element of winch (drum, flanges, supports or baseplate, shaft) O3 .............. 94Offshore access system component L26 ............................................................................................ 84Offshore handling system (lifting/pulling equipment) L23 .................................................................... 82Pull-in system (riser and mooring pull-in system) L19 .......................................................................... 79Towing and handling equipment B24 ................................................................................................ 14Windlass (motorized) B6 .................................................................................................................. 10

Main propulsion engine (diesel engine) E1 ............................................................................................ 20Main propulsion shafting G5 ................................................................................................................. 36Main thrust block G3 ............................................................................................................................ 35Manoeuvring valve (steam turbine) F2 .................................................................................................. 30Man-riding or personnel transfer operation O2 ...................................................................................... 94Marine hose (offshore unit) L14 ............................................................................................................ 78Mass-produced diesel engine E11 ........................................................................................................ 27Mast

Boom support (derrick) O1 ............................................................................................................... 93King post for cargo derrick, derrick post, crane column welded to the ship structure B18 ....................... 11Shroud for king post B19 .................................................................................................................. 11Supply at sea operation O8 .............................................................................................................. 96

MaterialMaterial with low flame spread characteristic including paint and varnish C6 ....................................... 15Non-combustible material (fire protection) C7 .................................................................................... 15

Measuring instrumentGas turbine F17 .............................................................................................................................. 34Steam turbine F1 ............................................................................................................................. 30

Mechanical joint G36 ........................................................................................................................... 50Membrane

Cargo containment system (stainless or high alloy steel - liquefied gas carrier) H3 .................................. 54Liquefied gas fuel containment system (gas fuelled ship)

Stainless or high alloy steel U3 ................................................................................................ 103Stainless or high alloy steel U4 ................................................................................................ 103

Nitrogen generator system (other inert gas system) D15 ....................................................................... 19


NR 266, Sec 3

Metal hydride hydrogen storage (fuel cell system) K27 ...........................................................................75Meter

Control equipment and/or monitoring device N5 ................................................................................90Oil content meter S2 .....................................................................................................................100

Mist detection (oil) E9 ..........................................................................................................................27Monitoring

Onboard NOx monitoring systems S8 .............................................................................................101Monitoring system

Auxiliaries equipment (generating sets, boilers, etc.) N3 .......................................................................90Control system (oil discharge - oil / FLS tanker) I26 ..............................................................................63Inert gas system D12 ........................................................................................................................18Machinery monitoring and alarm system N1 .......................................................................................89Monitoring device (pressure or temperature sensor, shut-down electric valve, level sensor, etc.) N5 .........90Water and foam monitor (fire fighting ship) J4 ....................................................................................64

Mooring system (offshore unit)Mooring line component (chain, steel wire rope and accessory) L20 .....................................................79Offshore oil offloading (transfer arm and line) L24 ..............................................................................83Station keeping system L20 ...............................................................................................................79

Motion reference unit (offshore access system component) L26 .............................................................84Motor

Electric motor for boil-off gas handling system (liquefid gas carrier) H26 ................................................58Electric motor for boil-off gas handling system (offshore unit - FLNG) L27 .............................................84Electric motor for supply at sea operation O8 ......................................................................................96Electric motor K5 .............................................................................................................................68Electrical motor (hydraulic power installation) G42 .............................................................................53Electro motor (regasification component - FSRU and FSU) H27 .............................................................59Hydraulic motor G41 .......................................................................................................................52Motor for electric propulsion K1 .......................................................................................................65Motor used for lifting, topping, slewing or translation of lifting appliance O5 .........................................95

Motorized windlass B6 .........................................................................................................................10Movable deck and inner ramp B16 ........................................................................................................11Multiplier intended for propulsion plant G2 .............................................................................................35

NNitrogen generator system (other inert gas system) D15 ........................................................................19Non return device supplementing the deck water seal (inert gas system) D8 ...........................................18Non-bonded flexible pipe (offshore unit) L7 ...........................................................................................77Non-combustible material C7 ................................................................................................................15NOx monitoring system S8 .................................................................................................................101Nozzle

Dual-purpose nozzle (fire extinction) C35 ..........................................................................................17Fire fighting ship J7 .........................................................................................................................64Nozzle for fixed pressure water-spraying fire-extinguishing systems (fire extinction) C14 .........................16

OOffshore access system L26 ................................................................................................................84Offshore handling system (lifting/pulling equipment) L23 ........................................................................82


NR 266, Sec 3

Offshore oil offloading/transfer arm L24 ................................................................................................ 83Offshore process and piping system (survey rating level A1, A2, A3) L21 ................................................ 80Oil

Oil content meter S2 ..................................................................................................................... 100Oil discharge monitoring and control system (oil and FLS tanker) I26 ................................................... 63Oil filtering equipment (15 ppm) S1 ................................................................................................ 100Oil mist detection (diesel engine) E1 ................................................................................................. 20Oil mist detection E9 ....................................................................................................................... 27Oil offloading (offshore unit - transfer arm) L24 .................................................................................. 83Oil pump (independent of diesel engine) E2 ...................................................................................... 24Oil sealing gland G40 ...................................................................................................................... 52Oil separator (refrigerating installation) M6 ........................................................................................ 87Oil-water interface detector (oil and FLS tanker) I27 ............................................................................ 63

Oily water separator (15 ppm) S1 ....................................................................................................... 100Overcurrent protective device K18 ........................................................................................................ 71Overspeed protective device

Crankcase explosion relief valve and oil mist detection E9 .................................................................. 27Diesel engine E1 ............................................................................................................................. 20

Oxidant (oxygen or hydrogen as oxidant for fuel cell system) K27 .......................................................... 75Oxyacetylene (raw pipe and piping system) G26 ................................................................................... 42Oxygen

Fixed instrument for measuring the oxygen content for inert gas system C19 ......................................... 16Oxidant for fuel cell system K27 ....................................................................................................... 75Oxygen analyser (inert gas system) D12 ............................................................................................. 18Portable instrument for measuring the oxygen content for inert gas system C20 ..................................... 16

PPaint (material with low flame spread) C6 ............................................................................................. 15Partition (fire-resisting and fire-retarding division) C1 ............................................................................. 15Pedestal

Crane pedestal O7 ........................................................................................................................... 95Pedestal roller fairlead

Emergency towing arrangement B22 .......................................................................................... 13Single point mooring or single buoy mooring terminal Q3 ............................................................ 98

PenetrationGastight shaft bulkhead penetration device

Gas fuelled ship U8 ................................................................................................................ 104Liquefied gas carrier H8 ............................................................................................................ 55Oil / FLS or chemical tanker I4 .................................................................................................. 60

Materials for electrical cables penetrations through A or B class divisions C5 ........................................ 15Pipes penetrating A or B class divisions (where they are not of steel or other equivalent material) C3 ....... 15

Pennant (towing pennant - emergency towing arrangement) B22 ........................................................... 13Personnel transfer or man-riding operation (crane) O2 ........................................................................... 94Pick-up gear (emergency towing arrangement) B22 .............................................................................. 13Pinion

Gas turbine F17 .............................................................................................................................. 34Steam turbine F1 ............................................................................................................................. 30

Pintle (rudder) B2 .................................................................................................................................. 9


NR 266, Sec 3

Piping systemAutomatic closing device (air pipe) G43 .............................................................................................53Burning unit (main boiler) F16 ..........................................................................................................33Crane O2 ........................................................................................................................................94Diesel engine

Fuel Injection pipe E1 ...............................................................................................................24Hydraulic drive of valve E1 .......................................................................................................24Pressure pipe E10 .....................................................................................................................27

Discharge pipe from scrubber to overboard (inert gas system) D9 .........................................................18Fire fighting ship

Foam main piping systemJ2 ......................................................................................................64Water main piping system J2 .....................................................................................................64Water spray piping system J2 ....................................................................................................64

Fire protectionMaterial other than steel for pipe penetrating A or B class division C3 ............................................15Material other than steel for pipes conveying oil or fuel oil C4 ......................................................15

Gas fuelled shipGas fuel pipe fitting U15 ..........................................................................................................105Gaseous gas fuel pipe (pressure equal or less than 10 bar) U12 ....................................................104Gaseous gas fuel pipe (pressure higher than 10 bar) U13 ............................................................105Liquefied gas fuel pipe U11 ......................................................................................................104Outer pipe of double wall fuel pipes U14 ..................................................................................105

Gas turbine F17 ...............................................................................................................................34Hawse pipe B10 ..............................................................................................................................10Hydraulic power installation G42 ......................................................................................................53Liquefied gas carrier

Boil-off gas handling system H26 ................................................................................................58Cargo pipe fitting H13 ...............................................................................................................56Cryogenic piping system (boil-off gas handling system) H26 ..........................................................58Longitudinally welded stainless steel cargo pipe H12 ...................................................................55Seamless steel or stainless steel cargo pipe H11 ...........................................................................55

Offshore unitBoil-off gas handling system (FLNG) L27 .....................................................................................85Bonded flexible pipe and marine hose L14 ..................................................................................78Cargo line L13 .........................................................................................................................78Cryogenic piping system (boil-off gas handling system - FLNG) L27 ...............................................85Non-bounded flexible pipe L7 ...................................................................................................77Process piping system (survey rating level A1, A2, A3) L21 ...........................................................80

Oil / FLS or chemical tankerCargo pipe fitting I10 ................................................................................................................61Cargo pipe of class II (chemical tanker) I7 ...................................................................................61Cargo pipe of class II (oil and FLS tanker) I8 ................................................................................61Cargo pipe of class III I9 ............................................................................................................61Plastic pipe used as cargo pipe I15 .............................................................................................62Seamless steel or stainless steel cargo pipe (chemical tanker) I6 .....................................................60

Pipe connected to fuel oil and lubricating oil tank G29 ........................................................................44Pipe connected to the collision bulkhead G29 ....................................................................................44Pipe connected to the ship side G29 ..................................................................................................44Pipe connecting various part of main boiler F11 .................................................................................32Pipe raw material

Aluminium alloy A2 ...................................................................................................................7Steel A1 .....................................................................................................................................7

Plastic pipe G39 ..............................................................................................................................51Prefabricated pipe line G33 ..............................................................................................................47


NR 266, Sec 3

Raw pipeAir and non-flammable gas G26 ................................................................................................ 43Classification (pipe class) G26 ................................................................................................... 41Corrosive media G26 ................................................................................................................ 41Flammable hydraulic oil G26 .................................................................................................... 43Flammable media G26 ............................................................................................................. 42Fuel oil G26 ............................................................................................................................ 43Liquefied gas G26 .................................................................................................................... 42Lubricating oil G26 .................................................................................................................. 43Non-flammable hydraulic oil G26 .............................................................................................. 43Oxyacetylene G26 ................................................................................................................... 42Pipe between fuel pump and diesel engine injector G26 .............................................................. 43Plastic pipe

PVC G26 .......................................................................................................................... 43Raw pipe and piping system - class III G26 .......................................................................... 43Reinforced plastic pipe FRP G26 ......................................................................................... 43

Steam G26 ............................................................................................................................... 42Thermal oil G26 ....................................................................................................................... 42Toxic media G26 ..................................................................................................................... 41Water G26 ............................................................................................................................... 43

Refrigerating installationAccessory of brine pipe M10 ..................................................................................................... 87Accessory of refrigerant pipe M8 ................................................................................................ 87Brine pipe M9 .......................................................................................................................... 87Minimum requirement G35 ....................................................................................................... 49Refrigerant pipe M7 .................................................................................................................. 87

Regasification component (FSRU and FSU - Heating media pipe) H27 .................................................. 59Regasification component (FSRU and FSU) H27 ................................................................................. 58Steam turbine F1 ............................................................................................................................. 30Steering gear B1 ................................................................................................................................ 9Supply at sea component O8 ............................................................................................................ 96

PistonPiston crown (cast steel - diesel engine) E1 ........................................................................................ 21Piston crown (forging - diesel engine) E1 ........................................................................................... 21Piston rod

Articulations and hydraulic cylinders of split hopper dredger B21 ................................................. 12Diesel engine E1 ...................................................................................................................... 22Steering gear B1 ......................................................................................................................... 9

Rudder (hydraulic piston) B2 .............................................................................................................. 9Plate

Cargo tank (oil / FLS or chemical tanker) I1 ........................................................................................ 60Independent cargo tank (liquefied gas carrier)

Aluminium alloy H2 ................................................................................................................. 54Steel H1 .................................................................................................................................. 54

Independent liquefied gas fuel tank (gas fuelled ship)Aluminium alloy U2 ............................................................................................................... 103Steel U1 ................................................................................................................................ 103

Main structureAluminium alloy A2 ................................................................................................................... 7Steel A1 .................................................................................................................................... 7

Membrane cargo containment system (liquefied gas carrier) H3 ........................................................... 54Refrigerating installation (condenser, heat exchanger or evaporator) M5 ................................................ 87Regasification component (FSRU and FSU) H27 ................................................................................. 58

Pneumatic starterDiesel engine driving electric generator G13 ...................................................................................... 39Diesel engine E5 ............................................................................................................................. 25


NR 266, Sec 3

Pod housing for azipod steering system A12 ...........................................................................................8

Podded propulsor (thruster) G34 ...........................................................................................................48

Positioning system (dynamic positioning system)Control system R1 ...........................................................................................................................99Position reference system (gyrocompass, acoustic system, taut wire, radio location) R2 ..........................99Power system and electrical installation R5 ........................................................................................99Thruster system R4 ..........................................................................................................................99Vessel sensor (heading and motion, wind speed and direction) R3 .......................................................99

Pourable compound (engine chocking, stern tube chocking) E14 ............................................................29

Powder system (fire extinction)Fixed powder fire-extinguishing system, including powder C11 ............................................................15Powder generation system (fire fighting ship) J5 ..................................................................................64

Prefabricated fire resisting element C31 ................................................................................................17

Prefabricated pipe line (pipe, valve or fitting) G33 ..................................................................................47

Pressure equipment and systemPressure gauge (auxiliary boiler) G15 .................................................................................................39Pressure gauge (main boiler) F11 .......................................................................................................32Pressure gauge of burning unit (main boiler) F16 ................................................................................33Pressure sensor and control equipment N5 .........................................................................................90Pressure valve (diesel engine) E10 .....................................................................................................27Pressure vessel

Corrosive substance G30 ...........................................................................................................45Fuel oil, lubricating oil or flammable hydraulic oil G30 ................................................................46Gaseous substances G30 ...........................................................................................................45Heat exchanger G30 .................................................................................................................45Liquid substance G30 ................................................................................................................45Process pressure vessel (gas fuel supply system) U10 ..................................................................104Refrigerating installation (auxiliary machinery) G35 ......................................................................49Refrigerating installation M6 ......................................................................................................87Steam generator or boiler G30 ...................................................................................................45Suction drum (regasification components) H27 ............................................................................59Thermal oil G30 .......................................................................................................................46Toxic substance G30 .................................................................................................................45

Pressure/vacuum safety relief valve for cargo tank (oil / FLS and chemical tanker) I17 .............................63

Primary deck covering (fire protection) C9 .............................................................................................15

Prime moverElectrical motor K5 ..........................................................................................................................68Gas engine (gas fuel propulsion) E13 .................................................................................................29Gas turbine (propulsion gas turbine) F17 ............................................................................................34Independent system (cooling pump, lubricating oil pump) E2 ..............................................................24Main diesel engine E1 ......................................................................................................................20Non electrical (hydraulic motor) G41 .................................................................................................52Steam turbine F1 .............................................................................................................................30Turbine driving electric generator G10 ...............................................................................................38

Process piping and system (offshore unit - survey rating level A1, A2, A3) L21 ........................................80

Process valve (offshore unit) L10 ..........................................................................................................77


NR 266, Sec 3

ProfileCargo tank (oil / FLS or chemical tanker) I1 ........................................................................................ 60Independent cargo tank (liquefied gas carrier)

Aluminium alloy H2 ................................................................................................................. 54Steel H1 .................................................................................................................................. 54

Independent liquefied gas fuel tank (gas fuelled ship)Aluminium alloy U2 ............................................................................................................... 103Steel U1 ................................................................................................................................ 103

Main structureAluminium alloy A2 ................................................................................................................... 7Steel A1 .................................................................................................................................... 7

Regasification component (FSRU and FSU) H27 ................................................................................. 58Programmable logic controller (PLC - used for task essential to safety function) N8 ................................. 90Propeller

Built-up propeller G9 ....................................................................................................................... 38Controllable pitch propeller (CPP) G9 ............................................................................................... 38Propeller intended for propulsion G9 ................................................................................................ 38Propeller shaft G5 ........................................................................................................................... 36Propeller shaft liner G5 .................................................................................................................... 36Solid propeller G9 ........................................................................................................................... 38

Propulsion systemAlternative propulsion system (additional class notation AVM-APS) T1 ............................................... 102Battery used for propulsion purpose K26 ........................................................................................... 74Electric propulsion (generator and motor) K1 ..................................................................................... 65Gas fuelled propulsion (gas engine) E13 ............................................................................................ 29Gas propulsion turbine F17 .............................................................................................................. 34Independent propulsion system (additional class notation AVM-IPS) T3 .............................................. 102Main propulsion engine (diesel engine) E1 ........................................................................................ 20Main propulsion shafting G5 ............................................................................................................ 36Propulsion plant remote control system N2 ........................................................................................ 89Propulsion steam turbine F1 ............................................................................................................. 30Reduction gear G2 .......................................................................................................................... 35Redundant propulsion system (additional class notation AVM-DPS) T2 ............................................... 102Switchboard for electric propulsion K12 ............................................................................................ 70Thruster G34 ................................................................................................................................... 48Water-jet G34 ................................................................................................................................. 48

Propulsor (thruster) G34 ...................................................................................................................... 48Protective device (electronic protective device - essential service) N7 ..................................................... 90Pull-in system (riser and mooring pull-in system) L19 ............................................................................ 79Pump

Auxiliary pump of auxiliary condenser G18 ....................................................................................... 40Ballast pump G23 ............................................................................................................................ 40Bilge pump G22 .............................................................................................................................. 40Bilge pump within piping system G31 ............................................................................................... 46Brine and refrigerant pump M3 ......................................................................................................... 86Burning unit (main boiler) F16 .......................................................................................................... 33Cargo offloading pump (offshore unit) L12 ......................................................................................... 78Cargo pump (liquefied gas carrier) H7 ............................................................................................... 55Cargo pump (oil / FLS or chemical tanker) I3 ...................................................................................... 60Circulating pump

Condenser (refrigerating installation) M2 ..................................................................................... 86Equipment of refrigerated container ship M11 .............................................................................. 87Steam turbine F5 ...................................................................................................................... 31

Cooling pump (independent of diesel engine) E2 ............................................................................... 24


NR 266, Sec 3

Engine driven pump (diesel engine) E1 ..............................................................................................24Evaporator and fresh water generator G20 ..........................................................................................40Extraction pump F7 .........................................................................................................................31Feed pump

Auxiliary boiler G19 .................................................................................................................40Main boiler F12 ........................................................................................................................32Main boiler within piping system G31 ........................................................................................46

Fire pumpFire extinction system C32 .........................................................................................................17Fire fighting ship J1 ..................................................................................................................64Within piping system G31 .........................................................................................................46

Forced circulation pump for main boiler within piping system G31 .......................................................46Forced circulation pump of main boiler F14 .......................................................................................33Fuel injection pump body (diesel engine) E1 ......................................................................................23Fuel transfer pump G24 ....................................................................................................................40Gas fuel pump (gas fuelled ship) U7 ................................................................................................103Hydraulic drive of valve (diesel engine) E1 ........................................................................................24Hydraulic pump

Handling of ramp or opening/closing appliance B17 ....................................................................11Hydraulic system and hydraulic power installation G42 ...............................................................53Steering gear B1 .........................................................................................................................9Within piping system G41 .........................................................................................................52

Lubricating oil pumpAuxiliary machinery G12 ...........................................................................................................39Independent of diesel engine E2 ................................................................................................24Steam turbine F6 ......................................................................................................................31

Pump within piping system G31 ........................................................................................................46Regasification component (liquefied gas carrier) H27 ...........................................................................59

Purifying unit (fuel oil purifying unit) G25 ................................................................................................41

PVC (plastic pipe) G26 .........................................................................................................................43

QQuadrant (steering gear) B1 ...................................................................................................................9

RRadiator (fixed electric radiator) K21 .....................................................................................................72

Radio location (position reference system) R2 .......................................................................................99

RamRam tensioner (supply at sea system) O8 ............................................................................................96Steering gear B1 ................................................................................................................................9

RampExternal ramp B15 ...........................................................................................................................11Inner ramp B16 ...............................................................................................................................11

Rating (survey rating of offshore process piping and systems - level A1, A2, A3) L21 ...............................80

Raw pipe and piping system G26 ..........................................................................................................41


NR 266, Sec 3

ReceiverAir receiver (nitrogen generator system) D17 ...................................................................................... 19Cargo reliquefaction plant (liquefied gas carrier) H10 .......................................................................... 55Gas fuel supply system (gas fuelled ship) U10 ................................................................................... 104Intermediate receiver (refrigerating installation) M6 ............................................................................. 87Pressure vessel G30 ......................................................................................................................... 45Starting air receiver

Diesel engine driving electric generator G13 ............................................................................... 39Main diesel engine E5 .............................................................................................................. 25

Reduction gearAuxiliary machinery G2 ................................................................................................................... 35Generator K25 ................................................................................................................................ 73

Refrigerant pipeAdditional class notation REF M7 ...................................................................................................... 87Minimum requirement G35 .............................................................................................................. 49

Refrigerant pump M3 ........................................................................................................................... 86Refrigerant substance

Additional class notation REF M13 .................................................................................................... 88Minimum requirement G35 .............................................................................................................. 49

Refrigerated container ship (equipment) M11 ........................................................................................ 87Refrigerating installation

Additional class notation REF M1 ...................................................................................................... 86Minimum requirement G35 .............................................................................................................. 49

Refrigeration/reliquefaction system (boil-off gas - liquefied gas carrier) H26 ............................................ 58Regasification component (FSRU and FSU) H27 ................................................................................... 58Regulation equipment and system

Diesel engine E9 ............................................................................................................................. 27Electronic speed regulator for auxiliary engine N7 .............................................................................. 90Gas turbine F17 .............................................................................................................................. 34Regulating valve (inert gas system) D11 .............................................................................................. 18Regulation and control device starter K10 .......................................................................................... 70Steam turbine F1 ............................................................................................................................. 30

Reinforcement fibre (composite material) A8 ........................................................................................... 7Relief valve

Accessory of pipe G27 ..................................................................................................................... 43Crankcase explosion relief valve E9 .................................................................................................. 27Safety relief valve

Cargo process piping system (liquefied gas carrier) H18 ................................................................ 57Cargo process piping system (oil / FLS or chemical tanker) I16 ...................................................... 62Cargo tank (liquefied gas carrier) H19 ......................................................................................... 57Gas fuel piping system (gas fuelled ship) U20 ............................................................................ 106Gas fuel tank (gas fuelled ship) U21 ......................................................................................... 106

Reliquefaction/refrigeration system (boil-off gas - liquefied gas carrier) H26 ............................................ 58Remote control equipment and system

Propulsion plant remote control system N2 ........................................................................................ 89Remote control equipment for installation intended for essential service N7 .......................................... 90Remote gauging of ballast system (offshore unit) L3 ............................................................................ 76Remote level indicator (main boiler) F11 ........................................................................................... 32

Rescue boat (life-saving appliance - offshore unit) L18 .......................................................................... 79Resin chock (for machinery) E14 .......................................................................................................... 29Resin system (composite material) A8 .................................................................................................... 7


NR 266, Sec 3

Reverse reduction gear intended for propulsion plant G2 ........................................................................35Rigging screw (loose gear - lifting appliance) O4 ....................................................................................95Ring (loose gear - lifting appliance) O4 ..................................................................................................95Riser

Offshore handling system (riser pull-in system) L23 .............................................................................82Unbonded flexible pipe (offshore unit) L7 ..........................................................................................77

Rivet (aluminium alloy rivet) A4 ..............................................................................................................7Rod

Piston rod (steering gear) B1 ...............................................................................................................9Steel rod (cargo fixed lashing equipment) P1 ......................................................................................97Steering rod (steering gear) B1 ............................................................................................................9

RollerGuide roller (motorized windlass) B6 ................................................................................................10Pedestal roller fairlead

Emergency towing arrangement B22 ..........................................................................................13Single point mooring or single buoy mooring terminal Q3 ............................................................98

Pull-in system (riser and mooring pull-in system) L19 ..........................................................................79Stern roller (towing and anchor handling equipment) B24 ....................................................................14

RopeFibre rope

Cargo handling gear (offshore unit) L17 ......................................................................................78Cargo handling gear B7 ............................................................................................................10Deep-water offshore service L15 ................................................................................................78Emergency towing arrangement (offshore unit) L17 ......................................................................78Emergency towing arrangement B7 ............................................................................................10Lifting appliance O6 .................................................................................................................95Single point mooring hawser L16 ...............................................................................................78

Offshore access system (material and component) L26 ........................................................................84Offshore handling system (lifting/pulling equipment) L23 .....................................................................82Pick-up gear (emergency towing arrangement) B22 .............................................................................13Rope for lifting and luffing (crane) O2 ................................................................................................94Rope for lifting, span and slewing (derrick) O1 ....................................................................................93Steel wire rope

Cargo fixed lashing equipment P1 ..............................................................................................97Lifting appliance O6 .................................................................................................................95Mooring line component L20 ....................................................................................................79Supply at sea system O8 ............................................................................................................96

Winch O3 .......................................................................................................................................94Rotary vane steering gear (rotor and housing) B1 ....................................................................................9Rotor and rotating part

Gas turbine F17 ...............................................................................................................................34Rotary vane steering gear B1 ..............................................................................................................9Steam turbine rotor F1 .....................................................................................................................30

RudderCoupling bolt B2 ...............................................................................................................................9Hydraulic piston/nut B2 .....................................................................................................................9Pintle B2 ..........................................................................................................................................9Rudder blade B2 ...............................................................................................................................9Rudder horn skeg in forged or cast steel A6 ..........................................................................................7Rudder piece in forged or cast steel A6 ................................................................................................7Rudder shaft B2 .................................................................................................................................9Rudder stock B2 ................................................................................................................................9


NR 266, Sec 3

SSacrificial anode (offshore unit - cathodic protection system with sacrificial anode) L4 ............................. 76Safety equipment and system

Accessory of pipe G27 ..................................................................................................................... 43Burning unit (main boiler) F16 .......................................................................................................... 33Diesel engine

Crankcase explosion relief valve E9 ........................................................................................... 27Oil mist detection E9 ............................................................................................................... 27Speed governor or overspeed protective device E9 ...................................................................... 27

Gas fuelled shipSafety relief valve for gas fuel piping system U20 ....................................................................... 106Safety relief valve for gas fuel tank U21 ..................................................................................... 106

Gas turbine F17 .............................................................................................................................. 34Liquefied gas carrier

Safety relief valve for cargo process piping system H18 ................................................................ 57Safety relief valve for cargo tank H19 ......................................................................................... 57

Oil / FLS and chemical tankerPressure/Vacuum safety relief valve for cargo tank I17 ................................................................. 63Safety relief valve for cargo process piping system I16 .................................................................. 62

Programmable logic controller and computer used for task essential to safety N8 ................................... 90Safety device for installation intended for essential service N7 ............................................................. 90Safety electrical equipment K23 ........................................................................................................ 72Safety valve

Auxiliary boiler G15 ................................................................................................................. 39Main boiler F11 ....................................................................................................................... 32Regasification component (FSRU and FSU) H27 .......................................................................... 59

Steam turbine F1 ............................................................................................................................. 30Salvage tug (towing equipment) B24 .................................................................................................... 14Sandwich (core material for sandwich composite material) A8 ................................................................. 7Sanitary block (prefabricated fire resisting element) C31 ........................................................................ 17Scavenging and supercharging compressor or blower E8 ...................................................................... 26Screw stay

Auxiliary boiler G15 ........................................................................................................................ 39Main boiler F11 .............................................................................................................................. 32

ScrubberDischarge pipe from scrubber to overboard (inert gas system) D9 ......................................................... 18Exhaust gas cleaning system (scrubber unit) S5 ................................................................................ 101Inert gas scrubber D5 ....................................................................................................................... 18

Scuttle (side scuttle) B11 ..................................................................................................................... 10Sea inlet B8 ........................................................................................................................................ 10Seal (deck water seal - inert gas system) D7 ......................................................................................... 18Sealing gland (stern tube sealing gland) G40 ........................................................................................ 52Securing equipment (cargo fixed lashing equipment and mobile lashing/securing equipment) P1 ............. 97Selective catalytic reduction system (SCR) S6 .................................................................................... 101Self elevating mechanism (offshore unit) L2 .......................................................................................... 76Semi-built crankshaft (diesel engine) E1 ............................................................................................... 22Semiconductor convertor K7 ................................................................................................................ 69Semi-permeable membrane (nitrogen generator system) D15 ................................................................ 19Semi-watertight door B14 .................................................................................................................... 11


NR 266, Sec 3

SensorBoil-off gas handling system

Liquefied gas carrier H26 ...........................................................................................................58Offshore unit (FLNG) L27 ..........................................................................................................85

Control equipment and/or monitoring device N5 ................................................................................90Gas fuelled ship (containment sensor) U22 .......................................................................................106Inert gas system (control and monitoring system and component) D12 ..................................................18Installation intended for essential service N7 ......................................................................................90Regasification component H27 ..........................................................................................................59Sensing head for automatic fire alarm and fire detection system C15 .....................................................16Vessel sensor (dynamic positioning system) R3 ...................................................................................99

SeparatorCargo reliquefaction plant (liquefied gas carrier) H10 ..........................................................................55Centrifugal separator

Auxiliary machinery G32 ...........................................................................................................47Fuel oil purifying unit G25 .........................................................................................................41

Gas fuel supply system (gas fuelled ship) U10 ...................................................................................104Oily water separator (15 ppm) S1 ....................................................................................................100

Servo oil system (diesel engine) E1 ......................................................................................................24Sewage treatment plant S3 ................................................................................................................100Shackle

Anchor chain cable accessory B5 ........................................................................................................9Loose gear

Crane O2 .................................................................................................................................94Derrick O1 ...............................................................................................................................93Lifting appliance O4 .................................................................................................................95Supply at sea system O8 ............................................................................................................96

Shaft and shafting componentAutomatic shaft brake (propulsion plant remote control system) N2 ......................................................89Cardan shaft (flange, crosse, shaft, yoke) G4 .......................................................................................36Gas turbine shaft F17 .......................................................................................................................34Gastight shaft bulkhead penetration device

Gas fuelled ship U8 ................................................................................................................104Liquefied gas carrier H8 ............................................................................................................55Oil / FLS tanker and chemical tanker I4 ......................................................................................60

Intermediate shaft G4 .......................................................................................................................36Main propulsion shafting G5 .............................................................................................................36Motorized windlass shaft B6 .............................................................................................................10Rigid shaft coupling G4 ....................................................................................................................36Riser and mooring pull-in system L19 ................................................................................................79Rudder shaft B2 .................................................................................................................................9Shaft bearing G6 ..............................................................................................................................37Shaft bracket (cast steel) A7 ................................................................................................................7Shaft coupling G4 ............................................................................................................................36Steam turbine shaft F1 ......................................................................................................................30Thrust shaft G4 ................................................................................................................................36Winch intended for lifting appliance O3 ............................................................................................94

Sheave (offshore handling system) L23 .................................................................................................82Shell door B12 .....................................................................................................................................10Shroud for mast and king post (lifting appliance) B19 .............................................................................11Shut-down electric valve (control equipment and/or monitoring device) N5 ..............................................90Side scuttle B11 ...................................................................................................................................10


NR 266, Sec 3

Single point mooring equipmentBow chain stopper Q1 ..................................................................................................................... 98Bow fairlead Q2 .............................................................................................................................. 98Fibre rope (single point mooring hawser) L16 ..................................................................................... 78Pedestal roller fairlead Q3 ................................................................................................................ 98

Skeg (rudder horn skeg) A6 ................................................................................................................... 7

Slewing ringCrane slewing ring O2 ..................................................................................................................... 94Offshore access system (material and component) L26 ........................................................................ 84

Sling (loose gear - lifting appliance) O4 ................................................................................................. 95

Software (automation system) N0 ......................................................................................................... 89

Span block trunnion (derrick - lifting appliance) O1 ................................................................................ 93

Speed regulator or governorElectronic speed regulator for auxiliary engine N7 .............................................................................. 90Overspeed protective device

Diesel engine E9 ...................................................................................................................... 27Main diesel engine E1 .............................................................................................................. 20

Spheroidal graphite cast ironCylinder block E1 ........................................................................................................................... 20Cylinder head E1 ............................................................................................................................ 21Engine block E1 .............................................................................................................................. 20

Split hopper dredger (articulation and hydraulic cylinder) B21 ................................................................. 12

Spreader beam (loose gear - lifting appliance) O4 ................................................................................. 95

Sprinkler systemEquivalent water-mist automatic sprinkler system C26 ........................................................................ 17Sprinkler head for automatic sprinkler system C13 .............................................................................. 16

Stability computer (loading instrument or calculator)Automation system N10 ................................................................................................................... 91Hull outfitting B20 .......................................................................................................................... 12

Stainless steelGas fuelled ship (membrane liquefied gas fuel containment system) U3 .............................................. 103Liquefied gas carrier

Longitudinally welded stainless steel cargo pipe H12 ................................................................... 55Seamless stainless steel cargo pipe H11 ...................................................................................... 55Stainless steel for membrane cargo containment system H3 .......................................................... 54

Oil / FLS or chemical tankerSeamless stainless steel cargo pipe (chemical tanker) I6 ............................................................... 60Stainless steel plate and profile for cargo tank I1 .......................................................................... 60

Starter and starting equipment and systemBattery (for starting purpose) K9 ........................................................................................................ 70Regulation and control device starter K10 .......................................................................................... 70Starting air receiver

Diesel engine driving electric generator G13 ............................................................................... 39Diesel engine E5 ...................................................................................................................... 25

Static convertor (semiconductor convertor or static convertor) K7 ........................................................... 69

Station keeping (mooring system) L20 .................................................................................................. 79

Stationary part (casting and plate for casing)Gas turbine F17 .............................................................................................................................. 34Steam turbine F1 ............................................................................................................................. 30


NR 266, Sec 3

Stay (longitudinal or screw stay)Auxiliary boiler G15 .........................................................................................................................39Main boiler F11 ...............................................................................................................................32

SteamHeated steam generator G21 .............................................................................................................40Raw pipe and piping system G26 ......................................................................................................42Steam generator or boiler (pressure vessel) G30 ..................................................................................45Steam trap (accessory of pipe) G27 ....................................................................................................43Steam turbine F1 .............................................................................................................................30

SteelCargo fixed lashing equipment (steel rod) P1 ......................................................................................97Cast steel

Rudder piece A6 ........................................................................................................................7Shaft-bracket A7 .........................................................................................................................7

Diesel engineBearing transverse girder E1 ......................................................................................................20Cylinder head (cast steel) E1 ......................................................................................................21Piston crown (cast steel) E1 .......................................................................................................21

Gas fuelled shipStainless or high alloy steel for membrane cargo containment system U3 .....................................103Steel plate and profile for independent liquefied gas fuel tank U1 ................................................103

Liquefied gas carrierLongitudinally welded stainless steel cargo pipe H12 ...................................................................55Seamless steel or stainless steel cargo pipe H11 ...........................................................................55Stainless or high alloy steel for membrane cargo containment system H3 .......................................54Steel plate or profile for independent cargo tank H1 .....................................................................54

Oil / FLS or chemical tankerSeamless steel or stainless steel cargo pipe (chemical tanker) I6 .....................................................60Steel plate or profile for cargo tank I1 .........................................................................................60

Raw material and component for hullSteel bar, plate, profile or pipe A1 ................................................................................................7Steel casting A10 ........................................................................................................................7Steel forging A11 ........................................................................................................................8

Steel bar, plate, profile and pipe for regasification component (FSRU and FSU) H27 ...............................58Steel tubing (evaporator and condenser coil and pressure piping) M7 ....................................................87Transition joint for fixation of superstructure on steel hull A5 .................................................................7Wire rope

Cargo fixed lashing equipment P1 ..............................................................................................97Lifting appliance O6 .................................................................................................................95Mooring line component L20 ....................................................................................................79Supply at sea system O8 ............................................................................................................96

SteeringPod housing (azipod steering system) A12 ............................................................................................8Steering gear B1 ................................................................................................................................9Steering installation

Availability of machinery - AVM-DPS T2 ..................................................................................102Availability of machinery - AVM-IPS T3 ....................................................................................102

Thruster G34 ...................................................................................................................................48

Stem (rudder) A6 ...................................................................................................................................7

Step-up gear (reduction gear) G2 .........................................................................................................35

Stern post (rudder) A6 ...........................................................................................................................7

Stern roller (towing and anchor handling equipment) B24 .......................................................................14


NR 266, Sec 3

Stern tubeAuxiliary machinery G8 ................................................................................................................... 37Main propulsion shafting G5 ............................................................................................................ 36Stern tube sealing gland G40 ............................................................................................................ 52

Stern tube chocking E14 ...................................................................................................................... 29

Stock (rudder stock) B2 ......................................................................................................................... 9

StopperBow chain stopper (single point mooring) Q1 ..................................................................................... 98Mooring system (offshore unit - station keeping) L20 ........................................................................... 79Wire stopper

Motorized windlass B6 ............................................................................................................. 10Riser and mooring pull-in system L19 ......................................................................................... 79Towing and anchor handling equipment B24 .............................................................................. 14

Strand jack (offshore handling system) L23 ........................................................................................... 82

Strongpoint (emergency towing arrangement) B22 ................................................................................ 13

StudBuilt-up propeller G9 ....................................................................................................................... 38Coupling stud (main propulsion shafting) G5 ...................................................................................... 36Diesel engine

Connecting rod E1 ................................................................................................................... 23Cylinder head E1 ..................................................................................................................... 23Main bearing E1 ...................................................................................................................... 23

Subsea valve (hydraulic power unit for subsea valve) L11 ...................................................................... 77

Supercharging compressor or blower E8 .............................................................................................. 26

Superheater (main boiler) F11 .............................................................................................................. 32

Superstructure (fixation)Aluminium alloy superstructure (on steel hull) A4 ................................................................................. 7Steel hull (transition joint steel/aluminium alloy) A5 ............................................................................. 7

Supply at sea (SAS) system and component O8 ................................................................................... 96

Supporting material and equipmentBlock supporting independent gas fuel tank (gas fuelled ship) U4 ....................................................... 103Independent cargo tank (liquefied gas carrier) H4 ............................................................................... 54

Surface lining (bulkhead and ceiling) C28 ............................................................................................. 17

Survival craft (life-saving appliance - offshore unit) L18 .......................................................................... 79

Switch and switchboardDistribution switchboard K14 ........................................................................................................... 71Main and emergency switchboard K13 .............................................................................................. 70Switch K17 ..................................................................................................................................... 71Switchboard for electric propulsion K12 ............................................................................................ 70

SwivelAnchor chain cable accessory B5 ....................................................................................................... 9Electrical swivel (offshore unit) L9 ..................................................................................................... 77Fluid swivel (offshore unit) L8 ........................................................................................................... 77Loose gear

Lifting appliance O4 ................................................................................................................. 95Supply at sea system O8 ........................................................................................................... 96

Offshore oil offloading transfer arm L24 ............................................................................................ 83

Synthesis gas module (nitrogen generator system) D18 ......................................................................... 19


NR 266, Sec 3

TTackle (hand operated tackle - loose gear - lifting appliance) O4 .............................................................95Tank

Process tank (nitrogen generator system) D17 ......................................................................................19Washing machine (crude oil washing system)

FLS tanker and oil tanker of 20 000 tons deadweight and above I24 ..............................................63Oil tanker of less than 20 000 tons deadweight I25 ......................................................................63

Taut wire (position reference system) R2 ...............................................................................................99Temperature

Monitoring system and sensors (equipment of refrigerated container ship) M11 ......................................87Temperature controller or sensor (control equipment and/or monitoring device) N5 ...............................90

Tensioner (ram tensioner - supply at sea operation) O8 .........................................................................96Tensioning (equipment for tensioning of mooring line - offshore handling system) L23 .............................82Textile (vertically supported textile - fire protection system) C8 ...............................................................15Thermal oil

Pressure vessel G30 .........................................................................................................................46Raw pipe and piping system G26 ......................................................................................................42

ThermometerAuxiliary boiler G15 .........................................................................................................................39Main boiler F11 ...............................................................................................................................32

Throw (crank throw) E1 ........................................................................................................................22Thrust

Main thrust block G3 .......................................................................................................................35Thrust shaft (main propulsion shafting) G5 ..........................................................................................36Thrust shaft G4 ................................................................................................................................36Thrust sliding-block (frame) G5 .........................................................................................................36

ThrusterPropulsion and steering G34 .............................................................................................................48Thruster system (dynamic positioning system) R4 ................................................................................99Thruster tunnel for transverse tunnel thruster system A13 .......................................................................8Transverse thruster (manoeuvring) G34 ..............................................................................................48

Tie rod (crosshead engine) E1 ..............................................................................................................23Tiller (steering gear) B1 ..........................................................................................................................9Topside equipment and system (offshore unit - survey rating of level A1, A2, A3) L21 ..............................80Towing

Emergency towing arrangement (ETA) B22 .........................................................................................13Towing equipment (tugs and anchor handling vessel) B24 ...................................................................14

Toxic media and substancePressure vessel G30 .........................................................................................................................45Raw pipe and piping system G26 ......................................................................................................41Refrigerating installation G35 ............................................................................................................49

Transducer compartment B9 ................................................................................................................10Transfer

Cargo transfer hose (supply at sea system) O8 .....................................................................................96Fuel transfer pump G24 ....................................................................................................................40Low pressure transfer (regasification component - FSRU and FSU) H27 .................................................59

Transfer arm (offshore oil offloading equipment and system) L24 ............................................................83Transformer (intended for essential service) K6 .....................................................................................68Transition joint (steel/aluminium alloy for fixation of superstructure on steel hull) A5 ...................................7


NR 266, Sec 3

Transitional source (battery) K8 ........................................................................................................... 69Transmitter sensor

Control equipment and/or monitoring device N5 ................................................................................ 90Installation intended for essential services N7 ..................................................................................... 90

TransverseTransverse girder (diesel engine) E1 .................................................................................................. 20Transverse thruster (manoeuvring) G34 .............................................................................................. 48

Traveling crane O2 .............................................................................................................................. 94Trunnion (span block trunnion - derrick) O1 ........................................................................................... 93Tube

Auxiliary boiler G15 ........................................................................................................................ 39Auxiliary condenser G17 .................................................................................................................. 39Main boiler F11 .............................................................................................................................. 32Main condenser (steam turbine) F3 ................................................................................................... 31Refrigerating installation (condenser, heat exchanger or evaporator) M5 ................................................ 87Stern tube (main propulsion shafting) G5 ........................................................................................... 36Stern tube G8 .................................................................................................................................. 37Stern tube sealing gland G40 ............................................................................................................ 52Tube plate (main condenser - steam turbine) F3 ................................................................................. 31

Tubing (steel and copper tubing - refrigerant pipe) M7 ........................................................................... 87Tug (towing equipment) B24 ................................................................................................................ 14Turbine

Boil-off gas handling systemLiquefied gas carrier H26 .......................................................................................................... 58Offshore unit (FLNG) L27 .......................................................................................................... 84

Gas turbine F17 .............................................................................................................................. 34Propulsion plant remote control system N2 ........................................................................................ 89Steam turbine F1 ............................................................................................................................. 30Turbine driving electric generator G10 .............................................................................................. 38

Turbocharger E12 ............................................................................................................................... 28Turning gear

Diesel engine E7 ............................................................................................................................. 25Steam turbine F4 ............................................................................................................................. 31

UUnbonded flexible pipe (offshore unit) L7 .............................................................................................. 77Uninterruptible power system - UPS (semiconductor convertor or static convertor) K7 ............................. 69Upholstered furniture (fire protection) C2 .............................................................................................. 15Uptake valve of main boiler (inert gas system) D3 ................................................................................. 18

VValve

Accessory of pipe G27 ..................................................................................................................... 43Auxiliary boiler G15 ........................................................................................................................ 39Auxiliary unit of auxiliary condenser G18 .......................................................................................... 40Burning unit of main boiler F16 ........................................................................................................ 33


NR 266, Sec 3

Diesel engineExhaust gas valve cage (crosshead engine) E1 .............................................................................22Explosion relief valve (crankcase) E9 ..........................................................................................27High pressure fuel injection valve E1 ..........................................................................................23Pressure valve E10 ....................................................................................................................27

Evaporator and fresh water generator G20 ..........................................................................................40Fire protection (material other than steel for pipe conveying oil or fuel oil) C4 .......................................15Gas fuelled ship

Gas fuel valve U19 .................................................................................................................106Gas valve unit U31 .................................................................................................................107Safety relief valve for gas fuel piping system U20 .......................................................................106Safety relief valve for gas fuel tank U21 .....................................................................................106

Gas turbine F17 ...............................................................................................................................34Hydraulic system and hydraulic power installation G42 .......................................................................53Inert gas system

Breathing valve D13 ..................................................................................................................18Isolating valve from inert gas system and cargo tank D10 ..............................................................18Regulating valve D11 ................................................................................................................18Uptake valve of main boiler D3 ..................................................................................................18

Liquefied gas carrierCargo valve H17 .......................................................................................................................57Cryogenic valve (boil-off gas handling system) H26 ......................................................................58Safety relief valve for cargo process piping system H18 .................................................................57Safety relief valve for cargo tank H19 ..........................................................................................57

Main boiler F11 ...............................................................................................................................32Offshore unit

Cryogenic valve (boil-of gas handling system - FLNG) L27 ............................................................85Hydraulic power unit for subsea valve L11 ..................................................................................77Process valve and ESD valve L10 ...............................................................................................77

Oil / FLS or chemical tankerCargo valve I14 ........................................................................................................................62P/V safety relief valve for cargo tank I17 ......................................................................................63Safety relief valve for cargo process piping system I16 ..................................................................62

Prefabricated pipe line G33 ..............................................................................................................47Regasification component (FSRU and FSU)

Cryogenic and gas valve H27 .....................................................................................................59Safety valve H27 .......................................................................................................................59

Shut-down electric valve (control equipment and/or monitoring device) N5 ...........................................90Steam turbine F1 .............................................................................................................................30Valve connected to

Oil and lubricating oil tank G29 .................................................................................................44The collision bulkhead G29 .......................................................................................................44The ship side G29 .....................................................................................................................44

VaporizerCargo reliquefaction plant (liquefied gas carrier) H10 ..........................................................................55Gas fuel supply system (gas fuelled ship) U10 ...................................................................................104Regasification component (FSRU and FSU) H27 ..................................................................................59

Varnish (material with low flame spread characteristic) C6 ......................................................................15Vent line

Cargo tank (liquefied gas carrier) H21 ................................................................................................57Gas fuel tank and low pressure gas fuel system (gas fuelled ship) U23 .................................................106High pressure gas fuel system (gas fuelled ship) U24 ..........................................................................107

Vertically supported textile (fire protection system) C8 ............................................................................15Visual signal (life-saving equipment - offshore unit) L18 .........................................................................79


NR 266, Sec 3

WWall (fire-resisting and fire-retarding division) C1 ................................................................................... 15

Ward-Leonard set K4 .......................................................................................................................... 67

Washing machine (crude oil washing system)FLS tanker and oil tanker of 20 000 tons deadweight and above I24 ..................................................... 63Oil tanker of less than 20 000 tons deadweight I25 ............................................................................. 63

WaterDeck water seal (inert gas system) D7 ................................................................................................ 18Fire extinction system

Equivalent water-mist automatic sprinkler system C26 ................................................................. 17Equivalent water-mist fire-extinguishing system C23 .................................................................... 16Nozzle for water-spraying fire-extinguishing system C14 .............................................................. 16

Fire fighting shipWater monitor J4 ..................................................................................................................... 64Water spray nozzle J7 .............................................................................................................. 64Water spray piping system J2 .................................................................................................... 64

Water box and shell (main condenser - steam turbine) F3 ................................................................... 31Water cooler (diesel engine) E3 ........................................................................................................ 24Water-jet (propulsion) G34 ............................................................................................................... 48

WatertightCompartment B14 ........................................................................................................................... 11Door B14 ....................................................................................................................................... 11

Weathertight door B14 ......................................................................................................................... 11

Welding consumable (filler product for welding) A3 .................................................................................. 7

WinchLifting appliance (subject to individual assessment) O3 ....................................................................... 94Offshore access system L26 .............................................................................................................. 84Offshore handling system L23 .......................................................................................................... 82Supply at sea operation O8 .............................................................................................................. 96winch foundation O7 ....................................................................................................................... 95

Windlass (motorized windlass) B6 ........................................................................................................ 10

WindowFire window C30 ............................................................................................................................. 17Window and side scuttle B11 ........................................................................................................... 10

Wire (cable and insulated cabling wire) K19 .......................................................................................... 71

Wire ropeCargo fixed lashing equipment P1 .................................................................................................... 97Lifting appliance O6 ........................................................................................................................ 95Mooring line component L20 ........................................................................................................... 79Offshore access system L26 .............................................................................................................. 84Supply at sea system O8 ................................................................................................................... 96

Wire stopperMotorized windlass B6 .................................................................................................................... 10Riser and mooring pull-in system (offshore unit) L19 ........................................................................... 79Towing and anchor handling equipment B24 ..................................................................................... 14


Achevé d’imprimer sur les presses d’Activ’Company 77 bd Exelmans - 75016 Paris (France)

June 2019

requirements for survey of materials and equipment for the classification … · 2021. 3. 24. ·...

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