As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
1000570383 - CORROSION UNDER ANCHOR NUT ON SUPPORT STRUCTURE FOR R/H AIR CON ACCESS PANEL @STA 566 RBL 42 WL 149, BEYOND LIMITS IAW B737-300 SRM REV 125 CH.57-10-13 FIG 101. SUPPORT BEAM LWR CHORD REPLACED WITH MADE REPAIR PART FABRICATED AND INSTALLED IAW B737-300 SRM REV 125 CH 51-30- 01 AND 51-40-02. REFERENCE B737-300 SRM REV 125 CH 57-10-13 FIG 1 FOR MATERIAL ID AND PART INFO.