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 6150-00-480-8280
NSN 6150-01-485-2322
NSN 5990-00-153-0055
NSN 6135-01-041-3829
NSN 5855-00-198-3197
NSN 6145-01-094-4449
NSN 5835-01-426-6573
NSN 6320-00-004-9158
NSN 5998-00-470-5975
NSN 5985-01-521-3006
NSN 7035-01-155-0153
NSN 6320-01-569-2672