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 5999-01-338-5731
NSN 6130-01-633-0762
NSN 6620-00-170-5296
NSN 5920-00-387-5312
NSN 5985-01-537-5732
NSN 5920-00-492-5516
NSN 5990-01-517-7848
NSN 7035-00-104-7613
NSN 5985-01-310-7797
NSN 6135-00-702-2772
NSN 4140-01-400-3610
NSN 5985-01-064-8180