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 materials other than copper, iron or steel
NSN 5920-01-220-2614
NSN 5960-01-467-7516
NSN 5905-01-423-1013
NSN 5998-01-320-5497
NSN 5945-01-534-3664
NSN 5996-00-946-7389
NSN 5945-01-308-2779
NSN 6145-01-598-7405
NSN 6130-00-649-8953
NSN 5855-01-617-5251
NSN 5925-00-739-8068
NSN 6620-01-355-4339