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 5925-00-559-7527
NSN 6220-00-676-0904
NSN 5975-01-284-0369
NSN 4140-01-500-2334
NSN 5990-00-081-5370
NSN 6130-01-120-5003
NSN 5925-00-111-1969
NSN 5985-00-553-0349
NSN 6135-00-998-5884
NSN 5999-00-027-0218
NSN 5925-00-290-4451
NSN 5996-01-283-6729