Helic

al Is

olat

orM Design Data Sheet

TEL: (631) 491-5670 FAX: (631) 491-5672 www.isolator.com E-MAIL: sales@isolator.com CAGE: 07QQ7

M28-525-08-[ ] (9.08)20.005.25

(133,4)6.75(171,5) 6242

(38,1)

(368,3)

(266,70)

(19,10)

14.50

1.508X .750

2X 10.500(190,50)2X 7.500

2X 2.00

(76,20)2X 3.000

(50,8)

M28 SERIES7/8" DIAMETER CABLE

M28-600-08-[ ] 6.00(152,4)

7.00(177,8) 5525

M28-625-08-[ ] 6.25(158,8)

7.25(184,2) 4200

M28-700-08-[ ] 7.00(177,8)

7.75(196,9) 2950

M28-750-08-[ ] 7.50(190,5)

8.25(209,6) 2534

M28-850-08-[ ] 8.50(215,9)

9.25(235,0) 1843

(9.67)21.30

(9.83)21.64

(10.83)23.86

(11.40)25.10

(12.20)26.88

4139

3718

2756

1897

1356

886

1.80

2.60

2.80

3.50

4.00

5.00

1976

1584

1390

780

660

470

2140

1761

1552

865

730

500

ISOLATORWEIGHT

DIMENSIONS

W±.06H (REF) (lbs/in)MAX.

DEFLECT.

COMPRESSION

(lbs/in)KsKv

SHEAR/ROLL

M28 - 625 - 08 - S - AMODEL NUMBER EXAMPLE

NO. OF LOOPS

BAR MATERIAL/FINISH

MOUNTING HOLES

· 8 LOOPS STANDARD FOR THE M28 SERIES.

· ISOLATOR SPRING RATES ARE DIRECTLY

PROPORTIONAL TO NO. OF CABLE LOOPS.

· CABLE DIAMETER IN 32NDS

· [ ]= 6061-T6 ALUM ALLOY/CHEM FILM

IAW MIL-DTL-5541, TYPE II, CLASS 3.

· [H]= 6061-T6 ALUM ALLOY/ANODIZED

IAW MIL-A-8625, TYPE II CLASS 1.

· [S]= 300 SERIES SS/PASSIVATED IAW

ASTM A967.

· BASED ON ISOLATOR HEIGHT

· SEE MOUNTING HOLE OPTIONS.

· ADD 'M' TO END OF P/N FOR METRIC

MOUNTING HOLES.

· ADD 'L' TO END OF P/N FOR LOCKING

INSERTS. (N/A FOR SS BARS)

MOUNTING HOLE OPTIONS

A

(90°)4X Ø.531CSK 82°

(13,49)

NOTES:· MOUNTING HOLE TOLERANCES: ±0.010 (±0.25mm).· ALL DIMENSIONS IN PARENTHESIS ARE METRIC (mm).· SPECIALS AVAILABLE UPON REQUEST (MATERIALS, SIZE,

MOUNTING HOLES, FINISH, ETC...)· ADD 7.80lbs (3.50kg) TO ISOLATOR WEIGHT FOR

ALL-STAINLESS STEEL VERSIONS.

FEATURES:

· RUGGED ALL METAL CONSTRUCTION

· UNEQUALLED TEMP. RANGE: -200°F TO 500°F

· THREE AXIS CAPABILITY (6 DOF)

· FAIL SAFE CONSTRUCTION

· HIGH DAMPING: C/Cc ≈.15-.20

· LONG LIFE AND MAINTENANCE FREE

NOTES, FEATURES, MATERIALS/FINISHES

4X 1/2-13 (M12x1,75)

W(SEE TABLE)

(SEE TABLE)H

(22,4).88

SEE MOUNTINGHOLE OPTIONS

(38,1)1.50

(SHOCK)(VIBE)(lbs/in) (lbs/in)

KsKv (SHOCK)(VIBE)

B

C

D

E

F

PARTNUMBER

(TYP)

(REF)

in (mm)

lbs (kg)MAX.

(AVG)

MATERIALS/FINISHES:

· CABLE: 300 SERIES SS PER MIL-W-83420 OR RR-W-410

· SCREWS: 300 SERIES SS PASSIVATED IAW ASTM A967

· INSERTS: 300 SERIES SS (ALUM BARS ONLY)

· RETAINER BARS: SEE BELOW

(in) DEFLECT. (in)

4X Ø.531 (13,49)

1.80

2.60

2.80

3.50

4.00

5.00

4X 1/2-13 (M12x1,75)

4X 1/2-13 (M12x1,75)

4X 1/2-13 (M12x1,75)

(90°)4X Ø.531CSK 82°

(13,49)(90°)

4X Ø.531CSK 82°

(13,49)

(90°)4X Ø.531CSK 82°

(13,49)

4X Ø.531 (13,49)

4X Ø.531 (13,49)

4X Ø.531 (13,49)

MODEL SIZE

SERIES