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 5950-01-446-6484
NSN 7035-00-096-9986
NSN 5910-01-382-6380
NSN 2925-01-444-6676
NSN 7035-01-263-3399
NSN 6130-01-627-2487
NSN 6610-00-382-0266
NSN 5910-01-099-9522
NSN 5960-00-091-8729
NSN 6105-01-252-1163
NSN 5925-01-064-5824
NSN 6220-00-942-8585