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 5975-01-468-5879
NSN 4140-01-499-1418
NSN 6145-01-173-5143
NSN 5905-00-263-3013
NSN 5998-00-554-8269
NSN 5925-01-454-4419
NSN 5965-01-491-8940
NSN 5999-01-192-3294
NSN 5935-00-546-8370
NSN 6685-01-380-9310
NSN 5975-01-110-5578
NSN 6135-00-450-3528