A valve that controls flow by a circular disk, or a pair of semicircular disks, attached to a common spindle or lever turning on a diametral axis.
NSN 5996-00-674-7084
NSN 5935-01-339-3899
NSN 5965-00-351-7460
NSN 5935-01-168-8183
NSN 5965-01-130-1965
NSN 6130-00-356-6451
NSN 6135-01-175-7311
NSN 6135-01-472-9011
NSN 5915-01-399-4510
NSN 6610-01-483-4044
NSN 5999-01-334-7960
NSN 5855-01-565-0375