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 5835-01-579-5941
NSN 6320-01-399-6177
NSN 6130-01-194-2572
NSN 6220-00-258-2967
NSN 6110-00-350-9571
NSN 6130-01-036-1638
NSN 5930-00-938-2292
NSN 6145-01-220-6640
NSN 6220-01-194-1574
NSN 6320-01-170-4068
NSN 7035-00-104-7613
NSN 6650-01-358-2827