What was found
AIRCRAFT WAS IN BASE MAINTENANCE. CORROSION ON R4 DOOR LOWER SILL SHAPE FITTING AT FR 66-68. REPLACED LOWER SILL SHAPE FITTING PER SRM 51-42-11.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS IN BASE MAINTENANCE. CORROSION ON R4 DOOR LOWER SILL SHAPE FITTING AT FR 66-68. REPLACED LOWER SILL SHAPE FITTING PER SRM 51-42-11.