What was found
DURING INSPECTION FOUND AFT CARGO PIT DOOR LOWER SILL TEE CHORD FIRST SCREW HOLE FROM STA 1400 TO BE ELONGATED. REMOVED AND REPLACED WITH NEW TEE CHORD P/N 146N8522-57. THIS IS A MAJOR CATEGORY 'A' REPAIR. NO FOLLOW-UP REQUIRED .
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING INSPECTION FOUND AFT CARGO PIT DOOR LOWER SILL TEE CHORD FIRST SCREW HOLE FROM STA 1400 TO BE ELONGATED. REMOVED AND REPLACED WITH NEW TEE CHORD P/N 146N8522-57. THIS IS A MAJOR CATEGORY 'A' REPAIR. NO FOLLOW-UP REQUIRED .