As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CARGO TRANSITION PANEL AT STA. 727I+9 TO STA. 727B RBL.22 CORRODED. GROUNDED - YES. REPAIRED AFT PIT R/H TRANSITION PANEL IAW B737-900 SRM 53-00-53-2R-5. EVALUATED IAW B737-900 SRM 53-00-53-1A-2. ORIG: .040 REMOVED:100% MAT LOSS AND IS FOUND TO BE OUT OF LIMITS IAW B737-900 SRM 53-00-53-1A-2. REMOVED AND INSTALLED IAW B737-900 SRM 53-00-53-2R-5.