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 5985-01-658-6017
NSN 5996-01-060-6746
NSN 6610-01-582-8181
NSN 4140-01-514-8490
NSN 6240-00-740-8901
NSN 6145-00-204-5478
NSN 6135-01-476-4697
NSN 6220-00-305-0801
NSN 6220-01-344-4954
NSN 5935-01-206-9492
NSN 5998-01-395-5312
NSN 5990-01-431-6749