As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - DURING C4 CHECK DISCOVERED LEVEL 2 CORROSION ON THE RT AFT SHEAR PLATE FROM FS 69 TO FS 70 AND Y-1295. NO CORROSION REMOVAL LIMITS AVAILABLE IN THE AIRBUS SRM. MAINTENANCE REMOVED AND INSTALLED NEW SHEAR PLATE FROM FR69 TO FR70 AND Y-1295 IAW AIRBUS 320 SRM 51-42-11.