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 5925-01-566-6935
NSN 6105-01-421-3598
NSN 6105-01-088-8133
NSN 5990-01-351-3746
NSN 6150-00-479-2976
NSN 6240-00-357-7976
NSN 5855-00-361-0167
NSN 7035-00-973-9215
NSN 5910-00-316-6181
NSN 5910-01-463-8055
NSN 5855-01-634-0259
NSN 5996-01-523-3834