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 5960-01-204-5820
NSN 4140-01-283-5741
NSN 6620-00-593-5313
NSN 6240-01-200-9634
NSN 5925-01-468-3322
NSN 5960-01-641-5493
NSN 6610-01-571-8038
NSN 5990-00-170-4239
NSN 6320-00-394-8458
NSN 5895-00-194-0658
NSN 5905-01-634-0595
NSN 5999-01-198-8449