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 4140-01-231-8578
NSN 5990-01-190-8223
NSN 5950-01-318-4148
NSN 6110-01-074-4228
NSN 5990-00-524-2293
NSN 6145-00-823-6215
NSN 6620-01-339-1238
NSN 5835-01-005-8564
NSN 6105-01-467-2990
NSN 5895-01-406-0215
NSN 5835-00-949-3018
NSN 6645-01-481-9834