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 5998-01-107-3833
NSN 5915-01-010-3866
NSN 7035-01-187-5733
NSN 5985-00-805-8370
NSN 5999-01-621-6651
NSN 2925-01-471-3365
NSN 5935-01-296-2601
NSN 5985-00-106-6146
NSN 5950-01-406-6525
NSN 2925-01-632-3384
NSN 5996-01-055-6847
NSN 5945-01-032-8496