NPT PIPE THREAD SIZES

2300 Walden Avenue • Buffalo, New York 14225

NOTES:- Supplied pipe threaddimensions are reference only.

- Normal thread engagementshown in ( ).

1-1/4" NPT1.660" OD

1.01(.71)

1/16" NPT.312" OD

1/8" NPT.405" OD

.39(.24)

1/4" NPT.540" OD

.39(.26) .59

(.40) .75(.50) .79

(.54) .98(.68)

1/2" NPT.840" OD

3/4" NPT1.05" OD

1" NPT1.315" OD

SEALANT TYPE VACUUM RATINGNeoprene .005 microns (5x10-6 TORR)

Teflo .005 microns (5x10-6 TORR)Lava not normally recommended, consult factory

Viton .005 microns (5x10-6 TORR)Grafoil .005 microns (5x10-6 TORR)

VACCUUM RATING GUIDEfor all Conax Technologies Glands:

Tel: 1.716.684.4500 • USA Toll Free: 1.800.223.2389 • Email: info@ConaxTechnologies.com • Website: www.ConaxTechnologies.com