As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 3602 THE CREW REPORTED, HAD SEVERE VIBRATION IN NOSE GEAR ON TAKEOFF ROLL AND DURING RETRACTION. THE CREW DECLARED AN EMERGENCY. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED NOSEWHEEL AND TIRE ASSY IAW WORK CARD 32-006. THE OPERATIONAL CHECKS WERE GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.