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 4140-01-182-2305
NSN 7035-01-302-5359
NSN 5855-01-013-6864
NSN 6240-00-080-2012
NSN 6685-00-482-4002
NSN 5905-01-577-6471
NSN 5925-00-739-8068
NSN 6130-01-624-5915
NSN 6130-01-542-9901
NSN 6650-00-170-5095
NSN 6135-00-998-5884
NSN 6150-00-369-5447