As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LIGHT CORROSION - RIGHT DIAGONAL SIDE BRACE STRUT FITTING LUG BORE AT NR 4 PYLON. [SUP 05-29-07] ACCOMPLISHED BORING OF THE STRUT DUAL SIDE BRACE FTG LUG OUTBD HOLE PER COA 899993040 AND SB 747-54A2218 FIG 8. FINAL HOLE SIZE = 2.2450". A/C OK FOR SERVICE. GALVANIC REACTION & VIBRATION AGGRAVATED BY HIGH TEMP CAUSED DUAL SIDE BRACE HOLE SURFACE DETERIORATION.