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 5950-01-277-9839
NSN 6620-00-889-7945
NSN 5996-01-420-6525
NSN 5935-01-152-1241
NSN 5895-01-301-3401
NSN 6110-01-107-6953
NSN 5998-01-033-7618
NSN 6320-01-281-6028
NSN 5945-01-348-0709
NSN 5895-00-877-9779
NSN 6105-01-481-1806
NSN 6610-01-314-7964