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 6610-01-036-4525
NSN 6105-01-215-6628
NSN 5985-00-982-6561
NSN 6610-00-432-7162
NSN 5996-00-964-9400
NSN 6110-01-465-0163
NSN 5915-00-961-1649
NSN 6135-00-377-9165
NSN 7035-00-585-2113
NSN 5910-01-372-4527
NSN 5998-01-011-2452
NSN 5910-01-381-1480