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 6220-00-402-7562
NSN 5998-00-132-3564
NSN 6110-00-930-8191
NSN 5855-01-573-4289
NSN 7035-01-633-9537
NSN 5895-00-164-3761
NSN 6645-01-257-2856
NSN 5910-00-925-6962
NSN 5895-01-657-0716
NSN 6240-01-633-9357
NSN 5985-00-904-6254
NSN 5985-00-552-1441