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 6650-00-650-8080
NSN 5895-00-587-5027
NSN 6240-01-052-2265
NSN 5895-00-376-5074
NSN 5975-01-424-2550
NSN 5960-01-539-1956
NSN 5925-01-535-8420
NSN 5996-01-154-5063
NSN 5990-01-633-9503
NSN 5925-01-181-4740
NSN 6220-01-086-8775
NSN 6650-01-302-9695