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 5965-01-389-7058
NSN 5935-01-412-0467
NSN 5920-00-871-1045
NSN 6610-01-284-6968
NSN 5835-01-589-4735
NSN 5945-00-776-6910
NSN 5920-01-634-0250
NSN 6105-01-651-4129
NSN 6135-01-633-8502
NSN 5895-00-111-1560
NSN 6645-00-857-0410
NSN 6105-01-212-3857