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 5920-01-634-0250
NSN 5950-01-599-1976
NSN 6110-01-658-6571
NSN 5950-01-534-8528
NSN 7035-01-348-5153
NSN 5910-01-484-0886
NSN 5905-01-486-2686
NSN 6610-01-064-5792
NSN 4140-01-567-3982
NSN 6110-01-434-7461
NSN 5960-01-641-5493
NSN 5999-00-153-4175