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 6645-01-048-4671
NSN 6650-00-927-3391
NSN 4140-01-155-5620
NSN 5835-00-665-3395
NSN 5855-01-020-7982
NSN 5905-01-232-0420
NSN 4140-01-322-5182
NSN 6145-00-150-5049
NSN 6110-01-366-7954
NSN 6105-01-548-4274
NSN 5930-01-113-7551
NSN 5996-00-839-3270