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 7035-01-364-0286
NSN 5905-01-227-5576
NSN 4140-00-370-0698
NSN 6135-01-584-0941
NSN 2925-01-083-3986
NSN 5915-01-358-1872
NSN 5905-01-587-0710
NSN 6240-00-150-6754
NSN 5935-00-001-7370
NSN 5895-01-437-8795
NSN 6620-00-808-7277
NSN 6105-01-509-9164