As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 4511 DURING TAKEOFF ROLL PILOT REPORTED THAT THE NOSE WHEELS HAD SEVERE VIBRATION TAKE OFF ABORTED AIRCRAFT RETURNED TO GATE MAINTENANCE INSPECTED NOSE GEAR AND FOUND NO DEFECTS TIRES WERE FLAT SPOTTED AND REPLACED PER SF340 M/M AIRCRAFT RELEASED FOR SERVICE