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 6150-00-840-6946
NSN 4140-00-435-0436
NSN 5835-01-062-3507
NSN 6650-00-975-2438
NSN 5950-01-228-9093
NSN 5835-01-185-1102
NSN 6610-01-010-4516
NSN 6240-01-380-6466
NSN 6240-01-386-5952
NSN 5925-00-589-8989
NSN 5855-00-610-4052
NSN 6685-01-181-4527