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 5835-01-426-0069
NSN 5930-00-811-2543
NSN 6145-01-100-4921
NSN 5975-00-377-0650
NSN 6650-01-300-6116
NSN 5915-00-726-1204
NSN 5999-01-351-8790
NSN 5999-00-398-1583
NSN 5960-01-170-4057
NSN 5935-01-320-3494
NSN 5855-01-549-1507
NSN 5835-01-659-5206