This might be a reasonable stand-in for now: https://www.millsupply.com/knob-fan-speed-grumman-olson-53777.php?p=324629
> On Jan 9, 2021, at 4:25 PM, Fritz Mueller <fri...@fritzm.org> wrote: > > >> On Jan 9, 2021, at 3:54 PM, Bill Degnan <billdeg...@gmail.com> wrote: >> 3d-printable? > > It would seem so. I don’t have one to measure, though, and I haven’t seen > any 3d models online yet. I could probably eyeball it, but anybody have one > and care to measure? > > Does the original have a brass bushing? > >
