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……Read More
Mori Seiki NL 3000 LC Spindle Repair
Our customer reported to us they were sending in a tailstock from a Mori Seiki NL-3000 LC. They had galled the taper and needed it fixed before further damage was done. Our incoming analysis showed the taper was worn and pitted.
- Clean, inspect overall dimensions
- Grind, plate, and finish grind the #4 Morse taper
- Kiss grind taper
- Kiss grind front and rear shaft shoulders
- Replace bearings, o-rings, lock nut, lock washer, and assembly screws
After reassembly of all components, adjusting bearing preload, and undergoing break-in and testing procedures, this spindle passed our final quality inspection before being returned to our customer with a 1-year warranty.
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.
Mori Seiki Dura Turn Spindle Repair
Our customer informed us that their Mori Seiki Dura Turn spindle was generating excessive heat during operation and that the part quality deteriorated to the… [...]
Mori Seiki SL-00 Spindle Repair
The front bearings in this Mori Seiki SL-00 spindle failed from contamination with coolant, which had entered through the front of the spindle. The grease… [...]
Okuma Crown L1030 Spindle Repair
This Okuma Crown L1030 spindle was sent in for a full breakdown and evaluation. Upon inspection, we noted that there was a catasrophic failure of… [...]
Downtime is inevitable for any machine, but knowing how to reduce downtime or minimize its likelihood is critical.Read More