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 6320-01-506-9439
NSN 5910-00-488-3367
NSN 5998-01-587-2434
NSN 5915-00-842-4183
NSN 6105-00-134-0827
NSN 6240-01-184-5004
NSN 6105-00-156-9084
NSN 6110-01-089-8130
NSN 2925-01-454-2046
NSN 6110-01-061-0598
NSN 6650-01-050-8680
NSN 5999-01-425-1220