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 5915-01-483-6709
NSN 5895-00-525-3295
NSN 6220-00-299-7749
NSN 5905-01-346-4053
NSN 7035-01-355-7284
NSN 5935-01-018-2772
NSN 5925-01-420-6317
NSN 5910-01-333-7186
NSN 5945-00-114-0023
NSN 6105-01-317-1195
NSN 5990-01-357-6175
NSN 6320-00-731-6134