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 6145-01-417-8635
NSN 6645-00-793-5794
NSN 6620-01-098-9866
NSN 5835-00-411-0591
NSN 6105-01-374-9081
NSN 6105-01-249-4919
NSN 6130-01-496-4246
NSN 5960-01-649-1341
NSN 5999-01-506-2582
NSN 5910-01-406-9519
NSN 5920-01-175-8183
NSN 5835-01-495-0595