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 5920-01-394-5003
NSN 6320-01-600-5808
NSN 5920-00-518-0839
NSN 7035-00-238-3662
NSN 6650-01-142-1688
NSN 6105-01-441-1912
NSN 5855-01-221-4076
NSN 5985-01-367-6501
NSN 6610-01-349-6333
NSN 5965-01-282-4587
NSN 6110-01-257-9243
NSN 5930-00-246-5046