As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT NR 31 BARREL NUT CORROSION REMOVED ON BORE AREA FOUND EXCEEDED LIMITS. REPAIRED AS PER FEDEX EA NR 1-5510-80291, TITLE: STABILIZERS - HORIZONTAL STABILIZER - BARREL NUT BORE NR 31R - CORROSION REPAIR PER BOEING S/B MD-11 55-023 REVISION 2 AND FEDEX EO 1-5510-7-5000.