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 6105-01-549-2721
NSN 5975-00-943-0920
NSN 5915-00-958-5748
NSN 5950-01-416-5090
NSN 5915-00-514-2098
NSN 6650-00-086-1571
NSN 5930-01-413-1342
NSN 6145-00-931-8420
NSN 6105-00-109-8448
NSN 6685-00-821-7070
NSN 5930-00-468-4657
NSN 5835-00-106-2120