"Sam Goldwasser" wrote in message
...

| Sorry if I missed where in their catalog it might be. They have the
| Vishey multiturn assemblies but I don't see knobs sold separately. This
is not
| just some common knob for a 1/4" shaft. It snaps onto a large outer shaft
| that has set screws to permit the relationship of the dial and pot or
| whatever is being turned, to be calibrated.

I assumed you'd replace the whole assembly. Hard to imagine you could buy
parts for this these days.

N