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 5930-01-355-7996
NSN 5930-01-438-3369
NSN 5985-01-224-1170
NSN 6220-01-178-6843
NSN 5855-01-601-8145
NSN 5920-01-285-4703
NSN 5935-00-898-1533
NSN 6150-01-391-6675
NSN 5985-01-119-4155
NSN 5905-01-150-0999
NSN 6240-01-252-9374
NSN 5945-00-723-6344