As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
P1: AFT CARGO DOOR CUTOUT LOWER THRESHOLD WEB HAS CORROSION / BLENDED OUT CORROSION I/A/W B737 SRM 51-10-02-0G-0; ORIGINAL MATERIAL .045'; LOSS .006'; REMAINING .039' FOUND TO BE OUT OF LIMITS I/A/W B737 SRM 53-60-15-01-1. REMOVED AND INSTALLED A NEW AFT CARGO DOOR CUTOUT LOWER THRESHOLD WEB I/A/W B737 SRM 51-40-02-0G-0 AND BOEING DRAWING 146A8340 REV A ATAG: WN9627