As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
***CORROSION*** ON STRINGER CLIP AT AFT CARGO BAY BS 887 S-21R WL181. / CORROSION DAMAGE EVALUATION ON ACB STRINGER CLIP BS887; S-21R; WL181 WAS FOUND TO BE OUT OF LIMITS. DUE TO NO LIMITS GIVEN IN SRM. REMOVED AND INSTALLED NEW STRINGER CLIP FABRICATED FROM BAC 1493-887 #7075T62C EXT. LOT# 1456342-1. PER DWGS 147A3500; 147A0060; 147A3287; AND SRM 51-40-02. 87713U 26APR21