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 5925-01-291-4020
NSN 5996-01-142-8114
NSN 6130-01-239-9831
NSN 5950-00-513-1527
NSN 6130-01-178-8291
NSN 5999-01-447-7855
NSN 6220-01-463-7490
NSN 6645-01-424-1540
NSN 5975-01-104-9895
NSN 5935-00-098-8521
NSN 5996-00-030-7503
NSN 6650-01-112-0453