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.
NSN 6105-01-591-5694
NSN 5975-01-370-4455
NSN 5930-01-432-4164
NSN 6620-01-142-0084
NSN 6110-00-411-5830
NSN 5996-01-257-0940
NSN 5910-00-100-1496
NSN 6135-01-493-5750
NSN 5985-00-961-6004
NSN 4140-01-222-9368
NSN 6105-01-172-7640
NSN 5915-01-573-9227