What was found
(LOG 2502049) DURING INSPECTION FOUND CORROSION ON FWD CARGO COMPARTMENT Z CHANNEL STA 500A-500L, LBL 24, WL 156. REMOVED AND REPLACED FWD CARGO COMPARTMENT Z CHANNEL STA 500A-STA 500L LBL 24, WL 156 IAW B737 SRM 51-40-02, B737 SRM 53-00-53-2R, AND BOEING DWG# 143A7500.