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 6135-00-452-2266
NSN 6320-00-977-3930
NSN 6105-00-218-4705
NSN 6620-01-213-8772
NSN 6220-00-194-3827
NSN 5915-01-152-2684
NSN 6240-01-409-2465
NSN 5965-00-449-6974
NSN 5895-01-642-4905
NSN 5895-00-752-6171
NSN 5905-01-058-5333
NSN 5998-00-121-7338