As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON STR 21R JUST AFT OF FUS STA 1502. REMOVED CORROSION FROM S21R AND STA 1502 STRINGER CLIP. 100% MATERIAL LOSS. MATERIAL IS FOUND TO BE OUT OF LIMITS, IAW B767 SRM 53-00-03 ADI. REPLACED STRINGER CLIP IAW B767 SRM 51-40-02 PG 7.