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 6650-01-348-1822
NSN 5960-01-531-9108
NSN 6320-01-607-0347
NSN 5945-00-678-5064
NSN 5835-01-228-0178
NSN 5920-01-523-5678
NSN 5905-00-281-5442
NSN 6150-01-137-6279
NSN 5960-01-525-1690
NSN 5999-01-009-3484
NSN 5910-01-219-8063
NSN 6110-01-094-3907