As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION AFT CARGO SIDEPLATE SUPPORT Z FROM BS 727E+9 TO 847 LBL 21 HAS CORROSION. [DOT 124-013] / REMOVED CORROSION AT AFT CARGO COMP SUPPORT Z FROM STA 727E+9 TO STA 847 LBL21. ORIG THICKNESS 0.050'. MATERIAL LOSS 0.009'; MAT REMAINING 0.031' FOUND TO BE OUT OF LIMITS AS PER B/737 SRM 53-00-53-1A-2. REMOVED AND REPLACED Z CHANNEL AS PER B737 SRM 51-40-02-0G-0; FOR REMOVED CORROSION USED SRM 51-10-02-0G-0.