Okuma B-300-Multus Spindle Rebuild
Possible cause of failure:
Customer indicated that the spindle was crashed, but not while it was turning.
Customer measured shaft pilot runout at .0005” in assembly.
Shaft pilot runout measured after spindle disassembly is only 0-1µ.
No drawbar assembly was supplied incoming. Capto insert appears to have some tooling wear.
Clean, inspect overall dimensions.
Replace all bearings and o-rings.
Adjust preload, balance, assemble and break in. Final quality control inspection.
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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…