What was found
AIRCRAFT IN BASE MAINTENANCE. CORROSION ON RIGHT MAIN CABIN FORWARD FLOORBEAM ASSEMBLY UPPER FLANGE BETWEEN FR 17 AND FR 18 AT Y330. REPLACED UPPER FLANGE PER SRM 51-43-02, SRM 51-40-02, AND SRM 51-40-03.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT IN BASE MAINTENANCE. CORROSION ON RIGHT MAIN CABIN FORWARD FLOORBEAM ASSEMBLY UPPER FLANGE BETWEEN FR 17 AND FR 18 AT Y330. REPLACED UPPER FLANGE PER SRM 51-43-02, SRM 51-40-02, AND SRM 51-40-03.