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 5935-01-572-8410
NSN 5925-00-948-3026
NSN 6150-00-829-1173
NSN 5998-01-120-1176
NSN 6610-00-530-3955
NSN 6620-01-553-4096
NSN 6610-00-267-1102
NSN 5965-00-958-7455
NSN 5835-00-642-8148
NSN 5935-00-424-2714
NSN 5855-00-256-5562
NSN 5999-00-191-3724