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 5910-00-251-9900
NSN 5895-01-593-2258
NSN 6135-01-277-7907
NSN 5910-00-878-9487
NSN 6135-01-167-7604
NSN 5920-01-038-6429
NSN 5990-00-534-9798
NSN 6105-01-386-7572
NSN 5835-01-281-7281
NSN 5985-00-223-3042
NSN 5999-01-301-6236
NSN 5999-01-117-1787