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 5905-00-589-5297
NSN 5935-01-633-1619
NSN 6150-00-162-8521
NSN 5835-01-261-2978
NSN 5935-00-980-0434
NSN 6240-00-126-4551
NSN 5835-00-931-5568
NSN 5985-01-027-9122
NSN 5990-01-602-6701
NSN 5990-01-242-9653
NSN 6145-00-681-1585
NSN 6130-01-068-4002