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 5835-00-660-4523
NSN 5895-00-972-9115
NSN 5985-01-005-0370
NSN 5945-01-250-9403
NSN 6220-00-466-2681
NSN 6320-01-279-0343
NSN 5975-00-471-0625
NSN 5905-00-893-0059
NSN 6135-01-327-2092
NSN 5975-01-455-9634
NSN 5910-01-344-0932
NSN 5990-01-370-4785