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 iron, hand operated
NSN 6685-01-046-2803
NSN 5915-01-485-5547
NSN 6620-01-054-9346
NSN 2925-01-532-8445
NSN 6150-01-285-3728
NSN 6220-01-178-4652
NSN 6610-01-426-5090
NSN 5975-01-025-5794
NSN 6620-00-763-2168
NSN 5895-01-541-5838
NSN 5960-00-246-4623
NSN 4140-00-686-4894