As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TRUNNION SUPPORT FITTING REMOVED DUE TO CORROSION ON RIGHT WING LOWER REAR SPAR. DURING INSPECTION, A CRACK WAS FOUND IN BOLT HOLE. THE CRACK WAS 1 INCH LONG AND .3750 INCH DEEP. THE CRACK COULD HAVE BEEN CAUSED BY HARD LANDING OR FLAW IN CASTING. (X)