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 5835-01-170-5537
NSN 5905-01-180-8108
NSN 5835-01-270-7899
NSN 5915-00-643-5989
NSN 6240-01-316-2521
NSN 6320-00-149-7570
NSN 5935-01-456-2828
NSN 5910-00-250-9390
NSN 5920-01-272-6234
NSN 6620-00-800-1285
NSN 7035-01-545-2966
NSN 6130-01-519-2620