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 6105-01-236-9466
NSN 5910-00-088-0391
NSN 5855-01-528-2744
NSN 6650-01-200-7657
NSN 4140-00-372-2947
NSN 5960-00-948-6012
NSN 5895-00-260-1806
NSN 6240-01-371-0978
NSN 5895-01-416-7518
NSN 5910-01-041-2862
NSN 6610-01-224-7247
NSN 5930-00-454-2356