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 6135-00-819-8074
NSN 5855-00-466-2309
NSN 6110-00-099-7113
NSN 6650-01-492-1440
NSN 6105-00-945-4592
NSN 6650-01-190-7050
NSN 5855-01-023-3727
NSN 5930-00-946-6917
NSN 5930-01-272-2973
NSN 6620-01-432-7032
NSN 5996-01-440-4302
NSN 5855-00-930-2644