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 5930-00-612-4340
NSN 6620-01-528-7510
NSN 5945-00-189-0767
NSN 5935-00-288-5973
NSN 6685-01-419-9738
NSN 6110-01-614-6951
NSN 6240-01-660-5662
NSN 6240-01-505-5890
NSN 7035-01-192-2659
NSN 6105-00-438-0674
NSN 5895-01-157-4741
NSN 5855-01-439-1838