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 5975-01-150-3121
NSN 5930-00-584-4141
NSN 5920-01-357-9384
NSN 5930-01-645-4810
NSN 6650-00-250-5183
NSN 6135-01-361-6197
NSN 6650-01-382-0234
NSN 2925-00-707-6770
NSN 5945-01-063-5328
NSN 5905-00-236-8812
NSN 5855-01-091-9966
NSN 5935-01-391-7821