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 5945-01-425-2320
NSN 6645-00-258-8547
NSN 5975-00-337-3039
NSN 5965-00-995-6636
NSN 5998-00-596-1377
NSN 5920-00-154-8838
NSN 6130-01-483-3525
NSN 4140-00-593-8425
NSN 5935-01-631-4393
NSN 6645-00-825-5677
NSN 5910-01-086-7529
NSN 6645-00-183-8812