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 5895-00-676-6993
NSN 6610-01-352-5500
NSN 5975-01-243-0221
NSN 6620-01-237-5603
NSN 5925-01-106-4498
NSN 5910-01-449-1359
NSN 5895-01-012-2202
NSN 6105-01-400-0895
NSN 6220-00-166-9796
NSN 5990-01-246-2488
NSN 5950-00-782-1849
NSN 6105-01-597-0043