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 copper having a pressure rating of 850 kpa or over
NSN 6110-01-481-1994
NSN 5910-01-538-7326
NSN 6620-01-352-5640
NSN 6650-01-493-3660
NSN 5930-01-516-4094
NSN 5910-01-200-6653
NSN 6320-00-459-8973
NSN 5996-01-181-7057
NSN 5965-01-525-1695
NSN 5999-00-666-3838
NSN 5965-01-425-1347
NSN 5935-00-406-6416