What was found
MCN - CORROSION ON MAIN CABIN SUPPORT, BS 1664 - BS 1681.8, RBL 56, WL 208. REPLACED MAIN CABIN SUPPORT, BS 1664 - BS 1681.8, RBL 56, WL 208 IAW B757-200 SRM 51-40-02.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
MCN - CORROSION ON MAIN CABIN SUPPORT, BS 1664 - BS 1681.8, RBL 56, WL 208. REPLACED MAIN CABIN SUPPORT, BS 1664 - BS 1681.8, RBL 56, WL 208 IAW B757-200 SRM 51-40-02.