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 5999-00-735-0727
NSN 4140-01-395-9228
NSN 5855-00-962-5792
NSN 6320-01-544-0860
NSN 7035-01-502-6764
NSN 6240-00-883-8484
NSN 6135-00-968-8594
NSN 6150-01-520-8294
NSN 5935-01-385-5489
NSN 5920-01-430-3608
NSN 5999-01-234-4528
NSN 6650-01-087-8993