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 6240-01-415-5149
NSN 5930-01-444-5428
NSN 6610-01-065-6057
NSN 4140-01-400-0643
NSN 6150-00-490-2514
NSN 5990-00-954-6584
NSN 5996-01-391-7489
NSN 6620-00-186-8220
NSN 6645-01-064-3711
NSN 6650-01-346-7678
NSN 6135-01-574-2040
NSN 5996-00-107-5357