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 5835-01-422-2399
NSN 5945-00-832-4826
NSN 5930-01-358-7905
NSN 7035-00-215-3272
NSN 5935-01-485-8764
NSN 5985-00-397-7296
NSN 6645-01-468-7669
NSN 6240-01-188-7282
NSN 5935-01-222-9214
NSN 6650-01-472-8804
NSN 5905-01-519-8111
NSN 5915-01-374-7072