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 5999-01-055-6571
NSN 4140-00-437-3778
NSN 5998-00-900-1941
NSN 6645-01-641-4998
NSN 6685-01-474-4949
NSN 4140-01-224-5417
NSN 6220-01-608-1435
NSN 5935-01-175-1859
NSN 5996-01-435-5339
NSN 5905-01-657-6449
NSN 5965-00-807-9159
NSN 5925-01-083-6500