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 6150-00-825-3770
NSN 6320-00-845-3261
NSN 5920-01-337-2343
NSN 6220-01-658-4536
NSN 6645-00-574-9712
NSN 5935-00-146-0036
NSN 6105-01-480-6179
NSN 6240-00-594-7138
NSN 5895-01-440-9816
NSN 6105-00-986-8231
NSN 5920-01-395-4209
NSN 5915-00-191-5894