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 5999-00-054-6362
NSN 5905-01-072-1853
NSN 6145-01-562-3451
NSN 5895-01-393-8326
NSN 5945-01-441-8714
NSN 5935-00-374-5087
NSN 5835-00-943-2763
NSN 6620-00-239-0611
NSN 5855-01-324-9269
NSN 6320-01-204-2922
NSN 5975-01-443-5672
NSN 5996-01-208-5045