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 5975-01-390-8776
NSN 5945-00-522-9639
NSN 6220-00-276-8681
NSN 6150-01-657-8909
NSN 2925-01-328-4394
NSN 6220-00-707-5044
NSN 5965-01-202-1007
NSN 5960-01-026-3505
NSN 6320-01-466-4175
NSN 6320-01-116-3980
NSN 6650-01-207-2905
NSN 5910-01-415-8386