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 6105-01-014-5444
NSN 4140-01-281-4058
NSN 6240-00-239-8295
NSN 6220-01-398-1087
NSN 5998-00-783-3415
NSN 5990-01-280-0321
NSN 5930-01-004-8339
NSN 5965-01-362-9609
NSN 6145-01-136-2201
NSN 5999-00-930-3877
NSN 5895-00-778-7300
NSN 6645-01-040-8337