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 6130-01-332-3506
NSN 5910-00-936-7522
NSN 6130-00-419-3642
NSN 6610-00-603-0310
NSN 5935-01-335-0239
NSN 6145-00-448-8264
NSN 7035-00-300-3208
NSN 6145-00-283-3682
NSN 5905-00-526-0753
NSN 5935-01-368-8176
NSN 5910-01-068-5418
NSN 6620-00-115-9050