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 5930-01-384-2820
NSN 5910-01-616-5702
NSN 5998-00-482-0180
NSN 5910-01-271-9599
NSN 6650-00-071-3102
NSN 5920-01-399-4404
NSN 6130-01-645-2616
NSN 5996-01-371-2958
NSN 5999-01-477-4267
NSN 6620-01-441-7896
NSN 5905-00-556-3382
NSN 6620-00-073-9859