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 steel, hand operated
NSN 6110-00-627-7872
NSN 6240-01-167-5979
NSN 6685-00-481-3666
NSN 5985-01-329-6269
NSN 5996-00-760-5152
NSN 6130-01-322-5590
NSN 5935-01-432-2486
NSN 5945-01-059-2605
NSN 4140-01-597-6800
NSN 6105-01-584-6454
NSN 5915-01-231-1369
NSN 2925-00-295-8109