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 6650-01-056-5306
NSN 5996-01-170-1915
NSN 6620-00-787-6683
NSN 5960-01-640-6473
NSN 5905-01-447-2806
NSN 5999-00-170-5294
NSN 5960-01-023-8037
NSN 5915-00-072-8170
NSN 5925-00-434-9101
NSN 6610-01-489-0071
NSN 6610-01-633-8931
NSN 5985-01-429-4999