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 6110-01-531-6861
NSN 5910-00-520-3634
NSN 6650-01-588-6020
NSN 5920-00-757-9140
NSN 6320-01-495-0512
NSN 5998-01-555-8960
NSN 5915-01-371-8235
NSN 2925-00-980-5749
NSN 6145-00-161-2394
NSN 5855-00-079-2370
NSN 5930-01-601-6889
NSN 5945-01-560-1059