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 5975-01-420-2700
NSN 5925-01-399-6777
NSN 5920-00-453-4377
NSN 5990-01-485-0260
NSN 6650-01-098-2910
NSN 5905-01-441-2322
NSN 6135-01-532-0775
NSN 6150-01-455-6175
NSN 5910-00-308-9733
NSN 6240-01-416-6282
NSN 5905-01-568-1806
NSN 5996-01-388-1275