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 6220-01-073-1460
NSN 6130-01-478-0830
NSN 6240-00-848-3384
NSN 5965-00-988-8770
NSN 6110-01-595-5827
NSN 5990-01-516-9665
NSN 5950-00-103-7967
NSN 5895-01-369-6806
NSN 6620-00-290-6505
NSN 5975-00-725-3348
NSN 5996-01-593-7789
NSN 5895-00-280-0416