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 5915-01-122-9107
NSN 5925-01-221-1669
NSN 5965-00-436-2226
NSN 5996-01-067-2807
NSN 6130-01-010-4299
NSN 6650-01-297-4376
NSN 5960-01-467-0961
NSN 5999-01-553-0044
NSN 4140-01-464-8058
NSN 5935-00-276-9413
NSN 5920-01-312-1229
NSN 6645-01-076-9310