What was found
PDX - C4 CORROSION ALL THE WAY AROUND THE MATING SURFACE AT ACCESS CUTOUT 524AT. REPAIRED IAW RD 8-57-611.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PDX - C4 CORROSION ALL THE WAY AROUND THE MATING SURFACE AT ACCESS CUTOUT 524AT. REPAIRED IAW RD 8-57-611.