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 6135-01-604-8739
NSN 4140-01-175-8873
NSN 5985-01-328-3886
NSN 5935-01-176-6579
NSN 5945-01-296-4683
NSN 5915-00-994-7730
NSN 6320-01-160-7757
NSN 5998-00-048-1570
NSN 6240-00-280-8502
NSN 6110-01-224-6954
NSN 6110-00-097-9140
NSN 5935-01-578-2356