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NW Flanges and Fittings

NW Flanges and Fittings
Nor-Cal NW flanges are designed to ISO 2861 specifications for standard USA tube sizes from 3/8 to 2 inches (9.53 to 50.8mm) OD.


Flange: 304 or 316L stainless steelO-rings: Viton, Buna & silicone


Tube finishes: Beadblast standard (Tumbled & electropolish available)


Wing nut, SureSeal,bulkhead & chain clamps

Vacuum range:

Elastomer seal: >1 x 10-8 mbar -High vacuumMetal seal: >1 x 10-11- mbar - UHV

Temperature range:

Viton: -20ºC to 200ºCSilicone: -50º to 230ºCBuna: -30ºC to 110ºC Metal seal: -270˚C to 150˚C

All dimensions are in inches (mm) & weights are in pounds (kg), unless otherwise noted.