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 5945-01-338-9311
NSN 5998-01-093-5065
NSN 5998-00-580-4765
NSN 6240-01-444-0808
NSN 5935-01-497-3261
NSN 6620-01-436-2715
NSN 5999-00-633-7592
NSN 6145-01-243-2980
NSN 5835-01-446-6065
NSN 5855-01-244-9785
NSN 6135-00-165-3756
NSN 6240-01-360-0225