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 copper, hand operated, having a pressure rating of 850 kpa or over
NSN 6650-01-334-2649
NSN 5835-01-112-4725
NSN 6145-00-887-6395
NSN 5990-00-659-8067
NSN 6645-00-779-5355
NSN 6610-01-356-3435
NSN 5855-00-310-2740
NSN 2925-01-554-5246
NSN 5950-01-437-8873
NSN 6610-00-986-2095
NSN 6145-01-394-2948
NSN 5835-00-180-7555