As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ROUTINE CPCP INSPECTION, FOUND LT UPPER CUSP FITTING AT FS 600 DRILLED INTO. REMOVED LT UPPER CUSP FITTING AT FS 600. POSITION AND FITTED NEW CUSP FITTING IAW DC8 SRM 53-1-0. INSTALLED FITTING IAW DC8 SRM 51-3-0 AND 51-1-20D. CORROSION TASK CARD NUMBER 573L-0551. NON-ROUTINE NR 04902 TASK NR Y1391.