As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 2852063) CORROSION ON AFT CARGO COMPARTMENT INTERCOSTAL WEB STA 927-947 RBL 3 WL 171. REMOVED AND REPLACED WITH REPLACEMENT INTERCOSTAL P/N HFAB53-1N-011. P.O. # 926222. AT AFT CARGO FROM STA 927 TO 947 RBL 3 WL 171 PER B737-900 SRM 51-40-02-0G PAR. 4. B. AND DWG# 147A7500.