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 5920-01-240-2362
NSN 5930-01-295-9690
NSN 5945-00-483-1394
NSN 5998-00-845-4873
NSN 6240-01-188-7282
NSN 6145-00-871-9112
NSN 6130-01-511-0108
NSN 6150-01-596-1738
NSN 6110-00-148-5735
NSN 6150-01-227-5650
NSN 6220-01-560-0366
NSN 5999-01-554-6882