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 6130-00-921-4448
NSN 5999-01-450-3389
NSN 6320-01-078-8257
NSN 6130-00-681-1496
NSN 5910-00-951-2638
NSN 5930-01-468-6136
NSN 5975-01-114-9545
NSN 6110-01-080-4861
NSN 5990-01-458-9576
NSN 6145-00-500-5679
NSN 5905-01-386-3147
NSN 5910-01-513-9888