As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION FOUND ON SEAT RAIL AT FS 364 - 394, LBL 9. EVALUATED SEAT RAIL AT FS 364.00-394.00, LBL9 FOUND TO BE OUT OF LIMITS IAW SRM 53-21-49. REMOVED SEAT RAIL AT FS634.00-394.00 LBL9 IAW AMM 53-01-11-000-802. FABRICATED NEW SEAT RAIL AT FL 364.00-394.00 AT LBL9 IAW REO 601R 53-00-485. INSTALLED NEW FABRICATED SEAT RAIL FS 364.00-394.00, LBL9 IAW AMM 53-01-11-400-802. RECEIVED AND FABRICATED SEAT RAILS IAW GREO 601R 53-00-485, REV A.