As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
During 4K-check in CWA, LH Center Aisle Seat Track LBL18.3 has corrosion that is out of limits from approximatelyu Sta 680 to 649 IAW Saab SR 53-70-60. Maintenance replaced Seat Track Section in Aft end of Left Center Aisle IAW S53060. Seat Track PN 7253799-459.