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 5996-00-935-0084
NSN 6130-01-620-4668
NSN 2925-01-547-4565
NSN 6685-01-463-9342
NSN 5930-00-288-1882
NSN 6110-01-158-6138
NSN 6105-01-265-8693
NSN 5855-01-398-9548
NSN 6610-01-287-8559
NSN 5835-01-606-8768
NSN 5996-00-926-7806
NSN 5999-00-403-4237