As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND FS 409+128 VERTICAL POSTS AT LBL18.0 INBD SIDES HAS INDICATION NOTED AT AFT FLANGE RADIUS WL 69.0 APPROX .2" IN LENGTH 50 PERCENT FSH. FAILED NDT INSPECTION. REMOVED AND INSTALLED VERTICAL POST IAW REO 601R-53-41-889 REV A AND SRM 51-42-06.