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 5835-00-830-6416
NSN 6320-00-937-5625
NSN 5910-01-532-9430
NSN 6610-01-472-9219
NSN 5920-00-541-1119
NSN 6620-01-622-3035
NSN 6240-00-163-5143
NSN 6220-01-300-9448
NSN 6135-01-196-7399
NSN 5998-01-476-9623
NSN 6620-00-542-1579
NSN 5935-01-633-4669