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 4140-01-101-4454
NSN 6135-01-560-8130
NSN 6610-01-313-4276
NSN 5915-01-224-9516
NSN 6685-01-566-7938
NSN 5945-00-909-8548
NSN 5965-00-583-4865
NSN 6685-00-369-0279
NSN 5990-00-158-5392
NSN 6610-01-246-4164
NSN 5999-00-938-9426
NSN 5999-00-148-8187