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 6130-00-532-6861
NSN 4140-01-275-5234
NSN 5835-01-116-2369
NSN 5925-01-172-4571
NSN 5835-00-503-2608
NSN 6220-01-365-1847
NSN 5990-01-071-1505
NSN 6320-00-160-0899
NSN 5835-00-660-4523
NSN 6650-01-364-1313
NSN 5935-01-388-1002
NSN 5910-01-303-4058