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 5985-00-814-3249
NSN 5930-01-279-4202
NSN 5999-00-198-3959
NSN 5975-01-164-7428
NSN 5930-01-572-4372
NSN 6650-01-185-7896
NSN 5935-01-461-7936
NSN 5895-01-294-9687
NSN 5915-01-516-8145
NSN 5996-01-630-7340
NSN 6130-01-324-8706
NSN 6105-01-632-6749