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 6220-00-465-0371
NSN 5985-00-007-8496
NSN 5910-01-328-7909
NSN 6130-01-536-8987
NSN 5998-01-634-0604
NSN 5990-01-282-4617
NSN 6650-01-603-8177
NSN 5895-00-920-4544
NSN 5945-00-391-8546
NSN 6220-00-269-4556
NSN 6130-01-482-4546
NSN 7035-01-442-7947