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 6240-01-414-9529
NSN 5920-01-051-2239
NSN 6110-00-269-2696
NSN 5990-01-048-1056
NSN 5996-00-226-5364
NSN 5975-01-107-1758
NSN 6110-01-469-3127
NSN 5998-00-462-8290
NSN 6650-01-090-0719
NSN 6220-01-340-4515
NSN 5855-01-072-6127
NSN 5975-00-338-6242