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 5935-01-484-0429
NSN 5990-01-459-5482
NSN 5990-00-786-5413
NSN 5998-00-839-9529
NSN 5975-01-354-7914
NSN 5975-00-155-1698
NSN 6220-01-352-6132
NSN 6220-01-473-8472
NSN 5925-01-425-7854
NSN 5915-00-353-0853
NSN 5895-01-583-5744
NSN 4140-01-098-4677