As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ROUTINE HFEC BOLT HOLE INSPECTIONS OF THE NR 3 ENGINE PYLON FWD ENGINE MOUNT SUPPORT FITTING REVEALED A CRACK INDICATION IN HOLE G. THE CRACKING IS TYPICAL OF BAC S/B 727-54A0010AND AD 97-05-08. THE HOLE WAS OVERSIZED TO REMOVE THE CRACK AND A .0312 INCH INSURANCE CUT TAKEN. A LARGER DIAMETER BOLT WAS INSTALLED PER ER/A 378902-14AD.