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 5996-01-264-8374
NSN 6240-01-310-1975
NSN 5998-00-442-9325
NSN 6650-00-469-2218
NSN 5950-01-054-7960
NSN 5935-00-800-9992
NSN 5975-00-590-3624
NSN 5985-00-774-8187
NSN 6685-01-412-0100
NSN 5835-01-031-7265
NSN 5985-01-025-6051
NSN 6105-00-331-7680