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 7035-01-413-6697
NSN 5998-01-358-5250
NSN 5998-00-001-9470
NSN 6610-00-953-3133
NSN 5925-01-248-8394
NSN 6240-01-310-9380
NSN 5835-00-612-1621
NSN 5930-01-150-3607
NSN 5990-01-208-1101
NSN 6110-00-123-7953
NSN 6105-01-258-4108
NSN 6110-00-147-6006