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 copper, hand operated, having a pressure rating of 850 kpa or over
NSN 5965-01-529-0579
NSN 6685-01-086-8172
NSN 6645-01-531-8233
NSN 5950-01-198-0261
NSN 5998-00-298-2180
NSN 6620-00-621-6951
NSN 4140-01-509-7552
NSN 5965-01-420-6613
NSN 5985-00-469-4344
NSN 5920-00-827-6017
NSN 6145-00-656-5329
NSN 5950-00-666-1887