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 6610-01-242-9674
NSN 5990-00-309-0023
NSN 6240-01-385-9675
NSN 5910-01-418-5344
NSN 6685-00-992-0448
NSN 5996-01-517-7355
NSN 5935-01-348-5863
NSN 5895-01-532-7098
NSN 7035-01-573-6595
NSN 5920-00-598-0469
NSN 6150-01-128-0198
NSN 6650-01-105-2825