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 5835-01-027-1828
NSN 5905-01-107-6551
NSN 5920-01-261-6358
NSN 6150-01-035-0825
NSN 5985-00-508-1288
NSN 5915-01-604-9868
NSN 5998-01-069-5106
NSN 6610-01-287-9814
NSN 6645-00-276-7544
NSN 5985-01-442-7661
NSN 5985-01-245-1512
NSN 6145-01-323-8431