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 6240-00-478-3858
NSN 6650-00-283-0978
NSN 5930-00-104-1418
NSN 5990-01-425-2175
NSN 5935-00-431-7898
NSN 4140-00-561-9218
NSN 5960-01-267-6139
NSN 5910-01-633-9963
NSN 6150-00-529-8419
NSN 5915-00-239-0147
NSN 6645-01-204-9253
NSN 6320-00-564-2772