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.
NSN 7035-01-461-7742
NSN 6130-00-941-0531
NSN 5998-01-275-5095
NSN 5990-01-453-3552
NSN 5855-01-546-6954
NSN 6130-01-472-6986
NSN 5835-00-431-4451
NSN 5950-01-583-1265
NSN 6650-00-966-5205
NSN 5910-00-848-2693
NSN 6150-01-138-0794
NSN 5910-00-727-6218