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 steel
NSN 5960-01-436-0349
NSN 5990-01-541-5632
NSN 5990-01-160-6978
NSN 6685-01-276-6348
NSN 5975-00-886-8200
NSN 5985-01-415-3134
NSN 5996-01-151-1611
NSN 6220-01-298-8799
NSN 5985-01-098-7311
NSN 7035-00-968-4848
NSN 5925-01-125-5795
NSN 6650-00-166-7160