What was found
DURING C4 C-CHECK, INSP NOTED THAT THE STRUCTURAL PROFILE AT FR 59 HAS SURFACE CORROSION AT NUT PLATE HOLES. MX REMOVED AND REPLACED THE PROFILE AT FR 59 IAW SRM 51-42-11.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING C4 C-CHECK, INSP NOTED THAT THE STRUCTURAL PROFILE AT FR 59 HAS SURFACE CORROSION AT NUT PLATE HOLES. MX REMOVED AND REPLACED THE PROFILE AT FR 59 IAW SRM 51-42-11.