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 5975-00-758-4549
NSN 5960-00-578-1920
NSN 5945-00-834-2173
NSN 5930-01-530-1275
NSN 5990-01-608-6914
NSN 6135-01-532-7951
NSN 5905-00-822-1113
NSN 5930-00-382-7716
NSN 6135-01-377-5729
NSN 6220-00-266-8222
NSN 7035-01-443-3052
NSN 5999-01-438-4815