Niigata SPN 40 Spindle Repair

Niigata SPN 40 Spindle Rebuild

Possible cause of failure:
Catastrophic failure of #1 and #2 front bearings.
Shaft 40 taper is below gauge line.
OD of shaft nose has a large dent, drive dogs have light cosmetic wear.

Repair action:
Clean, inspect overall dimensions.
Grind, plate & regrind shaft 40 taper.
True bearing spacer shoulders.
Replace bearings & o-rings.
Adjust preload, balance, assemble and break in. Final quality control inspection.



DETAILED CAUSE OF FAILURE

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.