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 6610-00-492-9872
NSN 5960-00-872-0531
NSN 5965-01-364-1232
NSN 5835-01-125-6676
NSN 5895-01-198-4284
NSN 6110-00-165-1528
NSN 5945-01-647-0208
NSN 5999-01-320-5070
NSN 5835-01-558-9444
NSN 6650-01-536-0737
NSN 6105-01-328-8511
NSN 5945-01-500-8719