Matsuura ES550V Spindle failed from contamination


Cause of failure: Spindle is heavily contaminated with coolant, front bearing cage broken, drain ports were plugged. Bearing lubrication is currently grease injection, we will convert to grease for life. Shaft taper & face have wear, 3µ runout in taper. Customer does not use Big-Plus tooling.


Action Taken: Clean, inspect overall dimensions. Kiss grind shaft taper. Replace bearings, Bellevilles, o-rings & screws. Adjust preload, balance, assemble and break in. Final quality control inspection.


Does your spindle need repair? GET A QUOTE TODAY

More Case Studies

Repair History - Here are examples of similar spindle repairs that may contain additional information that will help you. If you have additional questions, please contact us.