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 5855-01-503-6171
NSN 5990-01-651-0170
NSN 6650-01-479-9024
NSN 2925-01-271-4635
NSN 5985-01-278-9329
NSN 5950-00-102-0370
NSN 5960-01-438-0245
NSN 5925-00-209-0435
NSN 6620-01-225-9510
NSN 5835-00-334-6556
NSN 6320-00-553-8427
NSN 5935-01-365-3991