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 6145-00-857-6903
NSN 6610-01-171-2602
NSN 6110-01-047-3903
NSN 5855-01-159-1654
NSN 6240-00-201-1200
NSN 5925-00-279-6769
NSN 4140-00-936-5636
NSN 5975-00-452-6137
NSN 6610-01-327-3187
NSN 5905-00-035-8981
NSN 6610-01-095-5037
NSN 5855-01-100-3272