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 5905-01-573-9399
NSN 5915-00-934-3446
NSN 6110-00-725-2713
NSN 6110-00-845-8362
NSN 6320-01-426-8947
NSN 6685-01-043-6378
NSN 5920-00-189-0858
NSN 5998-00-152-8340
NSN 6110-01-020-6275
NSN 5985-01-654-9729
NSN 5975-00-906-6299
NSN 6130-01-339-0074