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 5925-00-105-2125
NSN 6645-01-164-7650
NSN 6645-00-033-8714
NSN 6685-00-153-0266
NSN 7035-01-459-8268
NSN 5905-00-521-2437
NSN 6130-00-456-3270
NSN 5999-00-806-4535
NSN 6320-01-616-0843
NSN 5835-00-334-6556
NSN 5945-00-897-7287
NSN 6645-00-079-4087