What was found
PDX: RT WING/ON APERATURE FOR FUEL PANEL 623AT HAS FRETTING CORROSION AROUND BOLT HOLES. MAINTENANCE REPAIRED IAW RD 8/4-57-441, NDTM PART 6, 51-00-02 AND HORIZON EO 6-57-317.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PDX: RT WING/ON APERATURE FOR FUEL PANEL 623AT HAS FRETTING CORROSION AROUND BOLT HOLES. MAINTENANCE REPAIRED IAW RD 8/4-57-441, NDTM PART 6, 51-00-02 AND HORIZON EO 6-57-317.