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 6610-01-010-3159
NSN 5835-00-711-3371
NSN 6105-00-652-9358
NSN 6220-01-106-0828
NSN 5910-00-857-6610
NSN 6620-00-546-6071
NSN 5950-00-360-3519
NSN 5895-00-211-7193
NSN 6150-01-501-2354
NSN 6130-01-592-1968
NSN 6220-00-119-4190
NSN 5975-01-486-9999