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 4140-01-269-3304
NSN 6135-01-100-3593
NSN 4140-01-004-0566
NSN 7035-01-485-2134
NSN 5920-01-168-5771
NSN 6220-00-288-4350
NSN 6320-00-823-2015
NSN 6320-01-384-3850
NSN 6620-00-050-1086
NSN 5910-00-619-5665
NSN 5910-00-248-6899
NSN 5985-00-818-7105