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 6685-01-421-2206
NSN 5990-00-611-1661
NSN 5925-00-432-6277
NSN 6650-00-393-0447
NSN 6105-00-741-9120
NSN 5910-01-591-2816
NSN 5990-00-212-4316
NSN 5925-00-332-9957
NSN 5855-01-073-9686
NSN 6220-01-182-0426
NSN 6135-00-276-7625
NSN 5835-00-624-1548