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 6150-00-683-5349
NSN 6685-00-993-5548
NSN 4140-01-359-7829
NSN 6620-01-334-8938
NSN 5945-00-173-4980
NSN 5935-01-460-4597
NSN 6135-00-223-9563
NSN 5895-01-187-1779
NSN 5910-01-487-1387
NSN 5915-01-228-8278
NSN 6135-01-238-2878
NSN 6650-01-364-8504