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 5855-00-361-0167
NSN 5998-00-782-6392
NSN 5930-00-584-2446
NSN 5935-01-070-4861
NSN 6150-01-028-4937
NSN 5990-01-357-6175
NSN 5999-01-581-4591
NSN 6645-01-426-8621
NSN 5910-01-293-0846
NSN 2925-01-544-4880
NSN 6610-00-130-6074
NSN 5960-00-148-4493