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 5920-00-787-6481
NSN 5905-01-097-4160
NSN 5920-00-401-0217
NSN 5895-01-353-1595
NSN 5915-01-150-0246
NSN 5945-01-084-0068
NSN 5930-01-378-5213
NSN 5999-01-212-9671
NSN 5975-01-134-8439
NSN 5910-01-279-3813
NSN 6135-01-046-6803
NSN 5985-00-517-7418