The front cover drains were blocked with debris causing contamination to migrate to the front bearings. Grippers were worn and the drawbar force was very low. This led to poor part finish and the failure of the spindle.
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Catastrophic bearing failure was the main cause of this spindle malfunction
Continue reading to learn how Northland Tool performed this repair and converted a Weiss GHK 176239 spindle from grease-injected to permanent grease lubrication…