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 5998-01-452-8915
NSN 6240-01-114-6349
NSN 5975-01-090-5174
NSN 6240-01-501-6320
NSN 6135-01-017-3001
NSN 5960-01-328-8248
NSN 5920-01-616-5228
NSN 4140-00-686-4894
NSN 5998-01-396-0141
NSN 5920-00-725-1458
NSN 5910-01-050-9169
NSN 6220-01-038-8292