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 5835-01-099-8702
NSN 5950-00-342-9685
NSN 5895-01-232-4897
NSN 5950-00-008-4579
NSN 5835-01-397-2865
NSN 6135-01-100-3593
NSN 5855-00-411-8688
NSN 5998-01-577-4432
NSN 5990-00-948-4515
NSN 6150-00-800-1059
NSN 5920-01-049-1275
NSN 6150-01-483-1443