As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 1480560) CORROSION ON INTERCOSTAL RH SIDE BTW STA 767 TO STA 747 AT AFT CARGO COMPARTMENT. INTERCOSTAL RH SIDE BTW STA 767 TO STA 747 AT AFT CARGO COMPARTMENT WAS FRABRICATEED PER B737-900 DWG 146A7505-2 REV. A AND REPLACED PER B737-900 SRM 51-40-02-0G.