As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 2620859) DURING INSPECTION FOUND CORROSION ON SHIELD BTW STA 767 TO STA.792 AND RBL 20 APRROX AT AFT CARGO COMPARTMENT. SHIELD BTW STA 767 TO STA.792 AND RBL 20 APRROX AT AFT CARGO COMPARTMENT WAS REPLACED PER B737-900ER SRM 51-40-02-0G.