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 5915-01-266-9481
NSN 5905-01-398-8297
NSN 5910-01-268-5179
NSN 4140-01-518-3321
NSN 4140-01-310-8608
NSN 5895-01-483-1946
NSN 5895-01-004-6692
NSN 5950-01-415-5752
NSN 5960-00-082-4298
NSN 5835-00-434-5892
NSN 6240-01-476-7935
NSN 5835-01-055-6063