Viton o-rings
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Classification: Check valves of copper having a pressure rating of 850 kpa or over
NSN 5855-01-433-2220
NSN 5905-01-104-3899
NSN 6620-00-557-0950
NSN 6320-01-213-3974
NSN 5965-01-563-7759
NSN 6130-00-941-8224
NSN 5998-00-854-7012
NSN 6685-01-185-3968
NSN 2925-01-129-1261
NSN 2925-01-481-7170
NSN 5905-00-467-9329
NSN 5855-01-351-2541