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 5999-01-486-2161
NSN 5915-01-087-6686
NSN 5960-00-222-7772
NSN 5945-01-510-9223
NSN 6220-01-130-3301
NSN 5895-00-227-9936
NSN 6135-00-643-4843
NSN 5915-00-816-9056
NSN 5985-01-203-1785
NSN 5965-01-085-6158
NSN 4140-01-479-4257
NSN 5915-01-628-8364