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 5985-00-147-1099
NSN 6685-01-189-4316
NSN 6320-00-149-7570
NSN 5855-01-100-3272
NSN 5895-01-398-4674
NSN 5998-00-413-0530
NSN 5975-01-451-3825
NSN 2925-00-315-6434
NSN 5910-01-384-3325
NSN 6135-00-221-4720
NSN 5920-01-290-0677
NSN 6320-01-346-5158