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 6220-01-279-1331
NSN 5915-00-252-1876
NSN 6105-01-618-1815
NSN 6620-01-389-7446
NSN 6320-01-453-5152
NSN 5996-01-206-5406
NSN 6110-01-030-9457
NSN 5975-00-912-3663
NSN 6150-01-164-7700
NSN 5998-00-855-0685
NSN 6150-00-155-3578
NSN 5990-01-230-2827