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 POST RBL 18.0 INBD SIDE HAS INDICATION NOTED AT AFT FLANGE RADIUS WL 69.0 APPROX .2" IN LENGTH 50 PERCENT FSH. FAILED NDT INSPECTION. REMOVED FS 409+128, RBL 18.0 CRACKED POST ASSY DRILLED, LOCATED FASTENER HOLES IAW SRM 51-42-06 AND 51-42-22. INSTALLED NEW INBD SIDE POST FOR FS 409.00+128, RBL 18.0, PN 601R32208-324 ON OTBD POST IAW SRM 51-42-06.