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 6650-00-078-5773
NSN 5920-00-146-5071
NSN 5905-00-502-7532
NSN 5935-01-529-4455
NSN 7035-00-064-7008
NSN 5835-00-466-8544
NSN 6650-01-553-1853
NSN 5996-01-080-0301
NSN 5990-00-678-6006
NSN 6145-01-444-1668
NSN 5915-01-023-2555
NSN 6645-01-440-3518