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 6645-01-345-6828
NSN 6650-01-322-1963
NSN 5960-00-072-5874
NSN 4140-01-259-2175
NSN 6135-01-127-0173
NSN 5945-01-264-1434
NSN 6650-00-955-2802
NSN 4140-00-001-8404
NSN 2925-00-295-8109
NSN 5990-01-326-2677
NSN 6135-01-116-3385
NSN 5935-00-984-6776