As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT PIT FWD SHIELD HAS CORROSION. GROUNDED - YES. REMOVED CORROSION FROM AFT PIT FWD SHIELD IAW B737-800 SRM 53-60-15-1A-1 ORIG'L MATERIAL THICKNESS WAS .050 IAW B737-800 SRM 53-60-15-01-1,MAT REMOVED .025 REMAINING IS .025 FOUND TO BE OUT OF LIMITS IAW B737-800 SRM 53-60-15-1A-1,REMOVED AND REPLACED NEW SHIELD IAW B737-800 SRM 51-40-02 AND BOEING DWG# 146A8127. REV:-.