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 5935-01-449-0935
NSN 5910-01-633-9963
NSN 6610-01-572-1715
NSN 4140-01-417-2611
NSN 5935-00-926-3099
NSN 5998-01-557-1918
NSN 6320-01-445-5893
NSN 5925-01-565-2648
NSN 6240-01-020-3440
NSN 5990-01-141-3562
NSN 5920-00-168-9138
NSN 6135-00-223-9563