As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) WHEN DOOR HINGE WAS REMOVED FOR MAINTENANCE CRACKS WERE FOUND RUNNING TO THE OUTSIDE OF HINGE FROM THE 2 HOLES CLOSEST TO THE BEARING END. 3 AIRCRAFT WERE CHECKED AND 2 WERE FOUND WITH CRACKS SB 52-JM5319 ADDRESSES THIS PROBLEM BUT IT IS NOT A MANDITORY INSP.