As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT PIT RH Z ANGLE HAS MULTIPLE AREAS OF CORROSION BETWEEN STA 747 TO STA 767. EVALUATED CORROSION ON AFT CARGO RH Z ANGLE FROM STA 747 TO STA 767; WL 160 AND RBL 20. FOUND TO BE OUT OF LIMITS DUE TO CORROSION ON FASTENER HOLES IAW SRM 5300531A2 FIG 103 SHEET 2 DET D. PART REPLACEMENT ACCOMPLISHED ON Y167612 146A7502-30.