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 5965-00-255-3889
NSN 5930-01-394-3686
NSN 5895-00-708-2116
NSN 5895-01-153-1170
NSN 5965-01-134-6812
NSN 5960-01-595-6515
NSN 5935-01-392-5031
NSN 5935-01-520-8949
NSN 5925-01-537-9049
NSN 6320-01-224-0063
NSN 5910-00-589-5193
NSN 6610-01-365-7796