As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A SCHEDULED INSPECTION IN MSP, MAINTENANCE FOUND THE AFT UPPER CARGO DOOR SKIN JUST FORWARD OF FS 491 CHAFED APPROX .50 INCH. CHAFED DAMAGE CAUSED FROM CARGO DOOR HINGE PIN END, HINGE PIN LENGTH DETERMINED TO BE TOO LONG. CARGO SKIN AREA REPAIR IAW FAC ARP 52-30-9130 DATED JUNE 20, 1991. (M)