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 6650-01-163-6330
NSN 6110-01-108-3949
NSN 5996-01-447-9973
NSN 5950-00-185-5121
NSN 6110-01-130-6515
NSN 6240-00-248-6517
NSN 5985-01-607-3265
NSN 6110-01-206-1063
NSN 5999-00-664-1818
NSN 5950-01-258-4994
NSN 5910-01-332-3230
NSN 5999-00-849-1774