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 steel
NSN 4140-01-643-3391
NSN 6685-01-117-4806
NSN 5985-00-338-6424
NSN 4140-01-179-0797
NSN 6650-01-139-5238
NSN 6220-01-567-6766
NSN 5925-00-854-6752
NSN 6320-00-284-1524
NSN 6650-01-570-7971
NSN 6240-01-104-7066
NSN 6220-01-488-7719
NSN 5910-00-772-2785