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 steel, hand operated
NSN 6105-00-855-0760
NSN 7035-00-981-7216
NSN 6685-01-580-0311
NSN 5965-01-167-2269
NSN 5950-01-100-1193
NSN 5910-01-396-5623
NSN 6650-01-371-0500
NSN 5915-00-271-2321
NSN 5996-01-584-2722
NSN 6620-01-207-0667
NSN 6645-00-080-1087
NSN 6610-01-599-4462