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 6220-01-427-2333
NSN 5945-00-299-8295
NSN 5975-00-150-6400
NSN 5960-00-963-1285
NSN 4140-01-064-8914
NSN 6240-01-461-2139
NSN 6135-00-660-8654
NSN 5930-01-282-0090
NSN 6220-01-443-3031
NSN 5935-00-007-6008
NSN 5975-00-948-3633
NSN 5950-01-227-4655