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 4140-01-139-0141
NSN 5905-00-883-3765
NSN 5930-00-437-9702
NSN 5998-01-634-0604
NSN 5935-00-622-9874
NSN 6620-00-726-8153
NSN 6320-01-301-4699
NSN 5945-01-646-7101
NSN 5996-00-389-7404
NSN 6610-01-397-6965
NSN 5960-00-866-3443
NSN 5935-01-350-0785