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 5855-01-400-1590
NSN 6145-01-448-7819
NSN 5975-01-129-6217
NSN 6220-00-156-0860
NSN 5950-00-223-9890
NSN 5990-00-738-5603
NSN 5985-01-621-5952
NSN 6320-01-425-1417
NSN 6135-01-609-6476
NSN 5996-00-343-9341
NSN 5915-00-962-0358
NSN 6240-00-407-1024