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 5945-01-146-4529
NSN 6130-01-621-6509
NSN 5935-00-332-9036
NSN 6610-01-139-2809
NSN 5920-01-010-4855
NSN 6645-01-163-6144
NSN 5835-01-604-7489
NSN 6685-01-346-7677
NSN 5910-01-271-3282
NSN 5999-01-246-8135
NSN 5985-01-469-1412
NSN 6320-00-681-1324