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 copper, hand operated, having a pressure rating of 850 kpa or over
NSN 5920-01-206-3977
NSN 6220-01-525-3241
NSN 6105-01-442-6737
NSN 4140-00-421-4555
NSN 5910-00-496-7837
NSN 5975-01-147-3574
NSN 6685-01-325-0064
NSN 5895-01-241-5624
NSN 5905-01-617-1709
NSN 6135-01-164-3561
NSN 6220-00-551-7516
NSN 6110-01-527-7567