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 6110-01-381-1269
NSN 5930-00-134-0414
NSN 5930-00-779-0147
NSN 2925-00-203-8735
NSN 5855-01-447-7168
NSN 5998-01-170-4106
NSN 5835-00-061-5717
NSN 5998-00-362-6658
NSN 5950-01-365-1316
NSN 6610-01-258-7059
NSN 6110-01-568-9857
NSN 5998-00-670-0369