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 5855-00-586-6255
NSN 5935-00-300-2260
NSN 5945-01-141-6697
NSN 5925-01-181-4116
NSN 6650-01-005-0714
NSN 5855-00-832-9341
NSN 5998-01-097-9740
NSN 5975-00-226-3531
NSN 6110-00-893-9802
NSN 5935-00-404-9531
NSN 5945-01-585-8129
NSN 5999-01-607-7808