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 6685-01-009-6263
NSN 5915-00-612-7461
NSN 5945-00-164-0184
NSN 5960-01-495-0859
NSN 4140-00-753-6888
NSN 5905-00-350-4105
NSN 5895-01-500-1523
NSN 5925-00-580-0869
NSN 6145-00-728-0494
NSN 6685-01-346-7677
NSN 5895-00-315-0349
NSN 6150-01-188-6963