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 5925-01-462-2008
NSN 6610-01-420-9111
NSN 6150-00-292-8778
NSN 5965-01-496-7790
NSN 6105-00-232-1410
NSN 6320-01-090-8296
NSN 6150-01-393-9342
NSN 6645-00-754-4108
NSN 6650-01-392-4913
NSN 5965-01-056-7225
NSN 6650-01-649-0228
NSN 5915-01-496-3964