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 6145-01-103-7275
NSN 6110-01-383-2161
NSN 6240-01-300-6531
NSN 6105-01-462-0140
NSN 6150-01-517-2948
NSN 6105-01-629-1964
NSN 6135-01-315-7888
NSN 4140-01-381-0099
NSN 6145-01-089-7979
NSN 5999-01-553-1748
NSN 5990-01-387-6114
NSN 7035-01-538-7381