Attachment method: hub mounted; additional material: hub, steel; additional surface treatment, hub: cadmium and chromate and phosphate
A dial designed to be read in conjunction with a vernier indicator, pointer(s) or like instruments, which device is not an integral part of the item. The item does not have facilities for connection to a tuning or selection mechanism to position the mechanism. However, it may be designed to be mounted on a knob used to position the mechanism. Excludes scaleplate, electrical meter. See also dial, control.