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 6220-01-419-1932
NSN 4140-00-189-0235
NSN 5930-01-279-4446
NSN 6240-01-628-3068
NSN 5905-00-280-7771
NSN 5960-01-560-1958
NSN 5998-01-069-6658
NSN 5855-01-366-2429
NSN 5895-01-004-9861
NSN 5905-01-092-4979
NSN 5985-01-119-2899
NSN 5985-01-227-5221