As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN DECK CARGO - UPON REMOVAL OF FLOOR PANEL NR 281JF FOR SEAT TRACK ACCESS. FOUND SEAT TRACK STA 1741 X=75 OTBD FLANGE CORROSION. MAIN DECK CARGO CORRODED SEAT TRACK AT STA 1740-1 X= 75 O/B FLANGE REPAIRED BY SECTIONAL SEAT TRACK REPLACEMENT FROM STA 1631 TO STA 1751 X= 75 IAW SRM 53-00-52, FIG 201. REPAIR REV 43. REFER TO SNRM N00894 FOR WORK DETAILS. REPAIR CLASSIFIED AS MAJOR IAW GMM 6-2-100, REV 110.