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 5985-01-459-8010
NSN 6150-00-628-3277
NSN 5905-00-962-2921
NSN 5925-01-147-5725
NSN 5920-01-311-5289
NSN 6105-01-574-5670
NSN 5985-01-122-8212
NSN 5855-01-068-3683
NSN 4140-01-449-3945
NSN 6145-01-023-5532
NSN 6105-01-508-3115
NSN 6145-01-243-9547