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 5910-01-252-3954
NSN 6105-00-410-8343
NSN 5930-00-785-6242
NSN 5835-00-111-2953
NSN 5935-00-674-0256
NSN 5920-01-530-3751
NSN 5965-01-323-7225
NSN 6240-01-059-9909
NSN 5960-00-169-2610
NSN 6110-00-809-1401
NSN 5895-00-188-8156
NSN 5930-01-380-3762