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 5855-00-228-8446
NSN 6105-01-287-2367
NSN 5920-01-024-0592
NSN 5855-00-221-9435
NSN 6130-01-168-3473
NSN 6135-01-067-8331
NSN 5999-00-420-1483
NSN 5930-00-192-7054
NSN 6650-01-447-2858
NSN 5950-01-038-7968
NSN 5990-01-649-4647
NSN 6610-01-551-6425