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 6150-01-177-9332
NSN 6620-01-274-2512
NSN 5990-00-724-8812
NSN 5996-01-421-4761
NSN 5925-01-154-4189
NSN 6620-00-676-9563
NSN 5855-01-245-8689
NSN 6240-01-294-8997
NSN 6645-00-274-5670
NSN 6130-01-634-0603
NSN 5835-01-087-5611
NSN 4140-00-112-0630