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 5905-01-040-3726
NSN 6320-01-607-0347
NSN 6620-01-392-7191
NSN 4140-00-709-6959
NSN 6220-01-024-1106
NSN 6150-01-023-7710
NSN 6650-01-519-9165
NSN 6150-00-212-3975
NSN 6105-00-051-1362
NSN 5930-01-425-1902
NSN 6135-00-593-6831
NSN 5998-01-192-7566