What was found
MCN - FOUND CORROSION ON MAIN CABIN INNER CHORD, BS 277 - BS 344, RBL 65, WL 208. REPLACED MAIN CABIN INNER CHORD, BS 277 - BS 344, RBL 65, WL 208 IAW B737-300 SRM 51-40-02.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
MCN - FOUND CORROSION ON MAIN CABIN INNER CHORD, BS 277 - BS 344, RBL 65, WL 208. REPLACED MAIN CABIN INNER CHORD, BS 277 - BS 344, RBL 65, WL 208 IAW B737-300 SRM 51-40-02.