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 5985-01-457-2957
NSN 6240-00-361-1421
NSN 6650-01-494-6338
NSN 6105-00-063-2007
NSN 5855-00-165-3093
NSN 6110-00-731-9754
NSN 7035-01-026-0117
NSN 6220-00-501-1359
NSN 4140-01-642-0515
NSN 5855-00-494-9581
NSN 5990-00-206-3753
NSN 6220-01-242-9901