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.
Classification: Butterfly type taps, cocks and valves of iron, hand operated
NSN 5950-01-517-9003
NSN 6650-01-327-3068
NSN 6150-00-983-3176
NSN 6150-01-395-4133
NSN 6130-00-202-4688
NSN 5945-01-350-8652
NSN 6105-01-395-3529
NSN 2925-00-964-7128
NSN 5920-01-541-1643
NSN 4140-01-487-8562
NSN 4140-00-713-9320
NSN 5945-00-262-0888