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 5990-01-600-8407
NSN 5990-01-016-0245
NSN 6685-01-005-5497
NSN 7035-01-408-7678
NSN 4140-00-273-9884
NSN 6240-01-478-2125
NSN 5990-00-122-8698
NSN 5915-00-599-8251
NSN 6130-00-161-2418
NSN 7035-01-600-0777
NSN 5996-00-566-9253
NSN 5945-01-476-2233