What was found
REMOVED CRACKED STIFFENER FROM MED UPPER WEB ASSEMBLY AND INSTALLED NEW P/N 661039-2 USING MS20426AD4, MS20470AD4, MS20426AD5, AND MS20470AD5 RIVETS REFERENCING STRUCTURAL REPAIR MANUAL 51-40-03 AND 51-40-06.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
REMOVED CRACKED STIFFENER FROM MED UPPER WEB ASSEMBLY AND INSTALLED NEW P/N 661039-2 USING MS20426AD4, MS20470AD4, MS20426AD5, AND MS20470AD5 RIVETS REFERENCING STRUCTURAL REPAIR MANUAL 51-40-03 AND 51-40-06.