As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A SCHEDULED INSPECTION WE FOUND THE LOWER AFT MAIN CABIN DOOR HINGE HALF CORRODED. THE HINGE HALF MATERIAL HAD SWELLED FROM INTERGRANULAR CORROSION FROM THE EDGE OF THE HINGE & TRAVELED INTO TWO FASTENER HOLES. REMOVED HINGE & FOUND NO DAMAGE OR CORROSION TO ACFT SKIN. INSTALLED NEW HINGE HALF ASSEMBLY. SENT SERVICE CONDITION REPORT & PICTURES UNDER REPORT 701611.