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 5998-01-328-7889
NSN 5930-01-619-0113
NSN 4140-01-070-4928
NSN 2925-01-208-6638
NSN 5895-00-653-4227
NSN 5915-01-504-6581
NSN 5855-01-100-3272
NSN 6220-01-370-4215
NSN 5925-01-143-2453
NSN 5950-00-401-3295
NSN 2925-01-222-7764
NSN 5935-01-620-4409