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 6240-01-196-0497
NSN 5998-01-104-7283
NSN 6650-01-340-3058
NSN 6130-01-441-2618
NSN 5998-01-290-5568
NSN 6320-01-484-7734
NSN 5965-00-834-1843
NSN 6240-00-197-6819
NSN 6110-01-303-5196
NSN 5935-00-837-1908
NSN 6105-01-409-2023
NSN 5965-00-871-8987