1/2" npt
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 5965-01-333-8560
NSN 6240-01-574-2738
NSN 6650-00-184-1581
NSN 6220-00-260-9390
NSN 6650-00-891-9850
NSN 6135-00-266-9762
NSN 5950-01-461-3109
NSN 6105-01-188-0164
NSN 6220-01-622-1315
NSN 5999-01-486-2275
NSN 6105-01-401-5361
NSN 6650-00-009-9510