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 5999-01-550-7664
NSN 6610-01-330-4903
NSN 7035-01-342-9124
NSN 6135-00-416-2898
NSN 6110-00-152-1529
NSN 5985-01-104-4324
NSN 5945-00-081-9140
NSN 2925-01-107-7939
NSN 6145-01-214-5374
NSN 5910-01-065-0394
NSN 5905-00-147-6106
NSN 4140-01-323-4279