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 6240-00-913-8529
NSN 5990-01-341-5735
NSN 5998-01-634-0604
NSN 5996-00-006-8128
NSN 6620-00-650-4452
NSN 5990-00-136-0991
NSN 6645-01-381-7104
NSN 6240-01-088-7629
NSN 5915-00-851-4270
NSN 5999-01-378-5395
NSN 6610-01-519-7297
NSN 5895-01-075-7502