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 6240-00-672-2759
NSN 6150-01-339-0091
NSN 4140-00-344-8601
NSN 5999-01-650-1850
NSN 5930-01-080-0434
NSN 6150-00-189-0292
NSN 5915-01-025-9642
NSN 7035-01-599-9942
NSN 6240-01-225-9508
NSN 6150-01-221-1422
NSN 5835-01-576-9013
NSN 5945-00-584-9251