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 5835-00-253-3453
NSN 6610-01-491-4901
NSN 6150-00-291-6847
NSN 5998-01-272-8866
NSN 5999-00-594-9180
NSN 6645-01-231-7779
NSN 6650-01-617-0888
NSN 6610-01-193-2169
NSN 6105-01-417-2174
NSN 5855-00-494-9581
NSN 7035-00-535-8109
NSN 5945-01-095-6280