As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHL - RON - MAJOR REPAIR - CORROSION FOUND ON FORWARD END OF LEFT WING OUTBOARD FLAP SPINDLE ON FRONT OF TIE AT WBL 355 AND BROKEN BOLT HEAD ON TOP OF SAME CARRIAGE ASSEMBLY INBOARD SIDE. REPLACED LEFT OUTBOARD FLAP CARRIAGE IAW B737 AMM 27-51-34-825-001.