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 5835-00-113-6090
NSN 5915-00-994-3432
NSN 5996-01-186-9731
NSN 6320-00-853-1920
NSN 6620-00-003-9771
NSN 5999-00-678-2672
NSN 5990-00-206-3753
NSN 5960-01-544-1273
NSN 5999-01-104-3865
NSN 5945-01-560-6659
NSN 6105-01-301-3848
NSN 6620-01-168-2557