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 steel, hand operated
NSN 4140-01-408-5132
NSN 5910-01-376-8771
NSN 5975-00-263-3379
NSN 5985-01-548-0341
NSN 6645-01-026-6659
NSN 4140-01-221-4050
NSN 6130-01-054-6126
NSN 6240-01-030-8788
NSN 6150-01-412-0786
NSN 5960-00-177-2953
NSN 6650-01-243-5291
NSN 5950-00-686-9081