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 5998-00-919-5562
NSN 6240-01-177-6386
NSN 5990-00-976-9496
NSN 5935-00-727-4061
NSN 6135-00-702-2772
NSN 6650-01-175-0841
NSN 6150-01-246-6506
NSN 5835-00-358-4235
NSN 5920-00-524-0001
NSN 6320-01-277-5793
NSN 4140-00-011-2988
NSN 5999-01-274-1306