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 5945-00-446-2867
NSN 5998-01-039-4362
NSN 7035-00-631-3782
NSN 5910-00-212-5969
NSN 5965-01-553-0597
NSN 5950-01-143-9184
NSN 6610-01-472-2757
NSN 5835-00-166-9413
NSN 6645-01-548-0218
NSN 5895-01-184-1036
NSN 6130-00-054-5080
NSN 5855-01-612-3668