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 6610-01-461-8180
NSN 6220-01-474-1863
NSN 6620-01-633-8443
NSN 6130-01-012-5444
NSN 2925-00-441-8252
NSN 5855-00-058-1293
NSN 5935-01-550-3142
NSN 6620-01-339-5524
NSN 5945-01-395-1535
NSN 6645-01-028-2186
NSN 6220-01-378-7467
NSN 5915-00-722-2881