1/2" npt
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 5950-01-281-6996
NSN 2925-01-182-0227
NSN 5975-01-455-2789
NSN 5935-01-634-0668
NSN 6620-01-543-5491
NSN 5910-00-478-7700
NSN 6105-00-248-4202
NSN 5930-01-503-0560
NSN 5895-01-258-5352
NSN 5935-01-227-6473
NSN 5960-01-245-6088
NSN 5945-01-577-2125