As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NOSE WHEEL VIBRATION AFTER ROTATION AT 145 KTS. REPLACED BOTH NOSE TIRES. REQUEST CREW COMMENTS ON VIBRATION. ABNORMALLY HEAVY VIBRATION FROM NOSE GEAR AFTER LIFTOFF AND PRIOR TO RAISING GEAR. T/S PER TSM. FOUND NR 1 MLG TIRE OUT OF ROUND AS PER TSM. REMOVED AND REPLACED NR 1 MLG TIRE IAW AMM. RPLC'D NUTS AND COTTER PINS WITH NEW.