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 6150-00-759-3396
NSN 6110-00-575-9795
NSN 5998-00-822-4755
NSN 5925-01-506-7833
NSN 6320-01-504-3948
NSN 5996-01-098-3487
NSN 6130-01-065-7253
NSN 5960-01-350-4288
NSN 6135-00-191-6444
NSN 2925-01-461-6372
NSN 5996-00-176-0999
NSN 6130-01-059-0084