As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ABNORMAL NOSE WHEEL VIBRATION OBSERVED DURING TAXI. MAINT JACKED A/C NOSE GEAR ASSY. REMOVED NR 1 & NR 2 NOSE WHEEL ASSY, OBSERVED NR 1 NOSE WHEEL ASSY OUTER BEARING HAD FAILED CAUSING DAMAGE TO AXLE ASSY (P/N 65-46215-2). A/C REMOVED FROM SERVICE.AXLE / INNER CYLINDER ASSY REPLACED (P/N 65-46315-12). INVEST. IS ONGOING BY QA AS TO WHY BEARING FAILED.