On Wednesday, January 15, 2014 12:21:42 PM UTC-5, Bob La Londe wrote:
Then I was wondering if I might get a better

concentricity by heating the part, and letting it cool around the shaft.

Still with a flat on the shaft and a set screw just to be safe.


Please lets not go off on tangents. Thanks for any help or suggestions.



You might consider this as going off on a tangent, but to get the best concentricity I would join the rough machined parts and then machine the part.

Dan