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 6610-01-468-4745
NSN 5990-01-159-5988
NSN 6320-00-322-3460
NSN 6650-01-018-1830
NSN 5915-00-835-9413
NSN 5920-01-024-9190
NSN 6135-01-440-9412
NSN 4140-00-908-2363
NSN 5935-01-422-8717
NSN 6110-01-131-5199
NSN 5935-01-194-8656
NSN 5855-00-089-3974