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 5835-01-031-7265
NSN 6105-01-445-0560
NSN 6320-00-593-0379
NSN 5965-00-289-6280
NSN 5990-01-571-7468
NSN 5998-00-879-4650
NSN 5985-01-395-6393
NSN 2925-00-530-3673
NSN 5960-00-275-7497
NSN 2925-01-629-9416
NSN 5965-01-265-6814
NSN 6220-01-415-4854