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 5920-00-110-5477
NSN 5990-01-180-7365
NSN 5975-00-185-5243
NSN 5895-00-070-9784
NSN 6620-01-519-2628
NSN 5999-01-273-3133
NSN 5920-01-418-1821
NSN 5920-01-096-1864
NSN 5930-01-313-2422
NSN 6135-01-329-6022
NSN 5905-00-369-9766
NSN 6145-00-008-1834