As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:C RH BS 1480 BULKHEAD EXTENSION FITTING BOLT HOLE #11 FOUND CRACK. RH BS 1480 BULKHEAD #11 HOLE AT EXTENSION FITTING REAMED TO 0.625" AND BUSHING INSTALLED AS PER SB 747-53A2390 REWORKED HOLE INSPECTED NIL CRACK FOUND AS PER NTM PART 6 51-00-00 FIG 1.