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 5920-01-087-1952
NSN 5996-01-211-0208
NSN 6650-00-557-0780
NSN 6685-01-351-9055
NSN 2925-00-829-9082
NSN 7035-01-382-4413
NSN 6645-00-510-6643
NSN 6320-00-270-8222
NSN 5905-01-425-1366
NSN 6110-01-467-1077
NSN 6240-00-987-5464
NSN 5920-01-355-2939