As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE IN HEAVY MAINTENANCE PERFORMING MFEC INSPECTION OF # 4 RIGHT LAP SEAM BS 720-720A NOTED 7 EA FASTENER HOLES CRACKED. CUT OUT DAMAGED HOLES AND VERIFIED CRACK CONTAINMENT. FABRICATED FILLER FROM 2024 T3 .071" AND FABRICATED DOUBLER FROM 2024 T3 .080". INSTALLED REPAIR PER B727 SRM 53-30-03. NO OTHER DEFECTS NOTED. AIRCRAFT WAS RETURNED TO SERVICE.