As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-CHECK AT AERO CORP, FOUND FOUND FLOOR BEAM SUPPORT AT FS 328 - FS 344 WL 208.1 LBL 20 EXFOLIATED. FABRICATED FLOOR SUPPORT FROM 7075 T6 15.50 INCHES BY 1 INCH BY 2.25 INCHES IAW B737 SRM 53-10-2, FIG 7. INSTALLED IAW B 737 SRM 53-10-2. (X)