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 5998-00-868-4466
NSN 5975-01-514-0434
NSN 4140-01-606-2248
NSN 5920-00-234-9002
NSN 6320-00-343-1798
NSN 6650-01-085-9426
NSN 6320-01-209-0952
NSN 5855-00-548-4742
NSN 6150-01-341-4232
NSN 5960-00-699-8146
NSN 5910-01-187-7968
NSN 6130-01-314-5274