As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CARGO BAY, LEFT TRANSITION PANEL FROM BS 727 TO 727D HAD AREAS OF CORROSION. ACFT GROUNDED. REMOVED THE CORROSION AND FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-10-2, REMOVED AND REPLACED THE TRANSITION PANEL IAW SRM 51-40-02-0G-0, FIG 8, AND PARA 4.