What was found
CORROSION SEAT TRACK FLANGE MAIN CABIN LBL 45 BS 480 - 690 REMOVED AND REPLACED SEAT TRACK SECTION AT LBL 45 BS 690 - 480 IAW SRM 53-10-5 FIG 1 DIM: 209 1/2" FROM BAC 1520-792-7178-T6511.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CORROSION SEAT TRACK FLANGE MAIN CABIN LBL 45 BS 480 - 690 REMOVED AND REPLACED SEAT TRACK SECTION AT LBL 45 BS 690 - 480 IAW SRM 53-10-5 FIG 1 DIM: 209 1/2" FROM BAC 1520-792-7178-T6511.