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 5960-01-384-1300
NSN 6650-00-299-9681
NSN 5965-00-469-5009
NSN 5855-01-364-8193
NSN 6650-01-547-6631
NSN 5930-00-246-7993
NSN 5985-00-896-6879
NSN 5930-00-319-4719
NSN 6220-01-577-5362
NSN 6150-01-105-1764
NSN 5905-01-470-1943
NSN 5990-00-481-7208