As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
C4 CHECK - DURING INSP, FOUND CORROSION ON LT SIDE SEAT TRACK AT FS 485-581.00. BLENDED .010" FROM DIMENSION R1 AND CORROSION WAS STILL THERE. PART OUT OF LIMITS IAW REO 670-53-00-013. REMOVED OLD LT SIDE SEAT RAIL AT FS 488-581 IAW AMM 53-00-49-000-801-A03. INSTALL LT SEAT RAIL AT 485-581 IAW AMM 53-00-49-400-801-A03.