1/2" npt
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 5910-01-162-0747
NSN 6620-01-352-5640
NSN 5996-01-286-1325
NSN 6130-01-522-0235
NSN 5925-01-435-4849
NSN 5960-01-552-8601
NSN 5855-01-565-5030
NSN 5950-01-264-8932
NSN 6110-00-904-3328
NSN 5920-01-415-6546
NSN 6220-01-485-4233
NSN 5910-01-465-7442