As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 ENG MOUNT THRUST LINK SUSPECTED CRACK INDICATION REVEALED AT BOTH FWD AND AFT END LUG, BOTH INDICATION GREATER THAN 40 PERCENT FSH (EXCEEDED LIMIT). REFER TO EO NR B747-7120-22596-A FOR THRUST LINK REPLACEMENT. ENGINE REMOVED AND REINSTALLED ON TASK CARD NR 5000.