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 6135-01-643-9081
NSN 6650-01-444-1321
NSN 5915-01-187-8588
NSN 5945-01-448-3235
NSN 5999-01-227-2526
NSN 5945-01-304-9193
NSN 5920-01-023-4822
NSN 6105-00-729-9837
NSN 6650-00-829-9745
NSN 5945-01-389-1160
NSN 6105-00-595-5378
NSN 4140-00-628-3546