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 6610-00-003-4986
NSN 6130-01-013-9343
NSN 5996-01-441-3360
NSN 5950-01-049-1359
NSN 5920-00-445-3585
NSN 5835-01-564-5575
NSN 5895-00-714-5032
NSN 6620-01-476-7355
NSN 5835-01-013-9321
NSN 7035-01-486-4118
NSN 7035-01-550-8549
NSN 5965-01-398-7109