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 5999-01-351-4902
NSN 5935-00-166-8393
NSN 4140-01-396-9342
NSN 5960-01-026-9005
NSN 5835-01-005-8564
NSN 6620-00-280-2874
NSN 5990-01-364-1942
NSN 6610-01-345-1110
NSN 6130-00-197-9371
NSN 5945-01-486-3030
NSN 5935-00-462-7762
NSN 5935-01-604-9542