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 6130-00-872-5129
NSN 5905-01-596-7262
NSN 6685-00-484-2167
NSN 6650-01-456-6516
NSN 5895-00-933-6886
NSN 5835-01-272-4087
NSN 5990-01-455-8035
NSN 6620-01-558-6558
NSN 6645-01-529-2474
NSN 5998-01-051-3263
NSN 5960-01-386-5770
NSN 5930-01-632-8111