RA Friedman wrote:

> I'm dealing with the setscrew that holds the counterweight on a 3012R.
> Apparently these allen screws have a delrin end to prevent marring the arm. I
> think it's worn away, so it doesn't stay tight. Any suggestions for a work
> around or replacement? Right now I have a tack of clear tape preventing the
> weight from rotating around on its axis and bumping the arm's upright.

I presume you are talking about an SME 3012-R arm, although you didn't say
as much.

SME is still in business and you can get parts from them for everything
they have made.  They are very friendly and helpful.

Buy a new set screw from them, and get the proper part for the job.

Go here to find them

... Graham Newton

Audio Restoration by Graham Newton,
World class professional services applied to tape or phonograph records for
consumers and re-releases, featuring CEDAR's new CAMBRIDGE processes.