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 5835-00-484-1529
NSN 5910-01-227-1272
NSN 5999-01-416-9229
NSN 5855-01-100-3272
NSN 5945-01-381-4091
NSN 5910-01-212-0815
NSN 5835-01-306-5511
NSN 6320-00-857-4073
NSN 6650-01-596-8627
NSN 5999-00-596-8745
NSN 6130-01-457-5131
NSN 6110-00-939-2207