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 4140-00-765-7748
NSN 6320-01-157-9076
NSN 5895-01-037-0061
NSN 6130-00-760-9144
NSN 4140-00-529-7463
NSN 6105-00-559-2220
NSN 5998-01-138-4939
NSN 5905-01-200-8502
NSN 5905-00-122-0040
NSN 6620-01-423-0833
NSN 5935-00-343-7614
NSN 6320-00-164-4087