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 5990-01-485-0260
NSN 5965-00-752-5823
NSN 5999-01-171-7722
NSN 6240-01-186-0263
NSN 6240-01-462-1874
NSN 6150-00-737-2400
NSN 6105-01-168-4193
NSN 5998-01-177-1642
NSN 6685-01-054-3166
NSN 5999-00-327-1992
NSN 5990-01-633-9503
NSN 6645-01-019-8662