As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT FUSELAGE LOWER SKIN AT FS 1051.00 STR 27 TO STR R 26 JUST AFT OF REAR HEATED MAST SKIN IS CORRODED. REPAIRED DAMAGE IAW REO 670-53-1848 REV -- DATED 2021-04-23. REFERENCE CONTINUE CARD FOR WORK PERFORMED. COMPLETED TASK CARD 51-900-1002-SKY AND ATTACHED COMPLETED FORM 337. ADDED 11.3 POUNDS TO WEIGHT AND BALANCE.