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 6105-01-523-3733
NSN 6220-00-298-9302
NSN 5835-01-187-8986
NSN 5930-00-233-5935
NSN 5985-00-131-0834
NSN 5945-01-387-7949
NSN 5945-01-227-3056
NSN 6150-01-113-8204
NSN 5855-01-172-2228
NSN 5895-01-602-9141
NSN 6620-01-435-8672
NSN 6130-00-639-0666