As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING THE FLAP DRIVE INSPECTION AND LUBRICATION EVENT, FOUND THAT THE NEEDLE BEARINGS WERE MISSING FROM THE BEARING HOUSING AT THE WORN GEAR UPPER BEARING. ONLY THE BEARING SHELL WAS INSTALLED. THERE WAS NO EVIDENCE IN THE GEARBOX OF THE MISSING NEEDLE BEARINGS.