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 6610-00-161-0680
NSN 5855-01-268-6468
NSN 5915-01-042-7447
NSN 6105-00-527-8571
NSN 5945-01-063-8198
NSN 4140-00-952-4047
NSN 5990-01-577-2120
NSN 6320-00-238-9973
NSN 6650-00-590-9073
NSN 6135-01-552-1568
NSN 6105-00-121-6874
NSN 6685-00-058-9526