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 5920-01-455-2393
NSN 6620-01-633-8443
NSN 4140-01-532-2167
NSN 6110-01-590-6269
NSN 7035-01-445-3563
NSN 4140-01-649-5790
NSN 5905-00-842-6477
NSN 6620-00-453-4537
NSN 5999-01-105-7846
NSN 5905-01-178-6217
NSN 5925-00-077-9618
NSN 5925-01-025-4397