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 5920-01-007-8775
NSN 5945-00-269-5375
NSN 5930-01-167-5123
NSN 6685-01-265-5107
NSN 5998-00-682-6219
NSN 5975-01-388-2153
NSN 5910-00-988-2760
NSN 6610-01-604-7335
NSN 5960-01-323-6432
NSN 6240-00-548-3992
NSN 5945-00-756-0455
NSN 5930-01-418-6903