Thread: Putting Bearing on Drill
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27-10-2015 #6
A design note here on the selection of bearings. For machine tools it is preferable to use shielded bearings to sealed. Rubber seals add friction and heat to the assembly that you could do without. Shields do not contact the inner race so they do not add too much friction and allow oil to seep through to the balls.
What you are experiencing with the assembly being notchy is probably out or roundness in the housing or some misalignment on the shaft itself.
Should not be difficult to figure out and save a few bob repairing it.Last edited by komatias; 27-10-2015 at 10:34 AM. Reason: spelling
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