As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ALTERNATE FASTENERS FOR NR 1 PYLON FWD INBOARD HANGER FITTING REWORK. A DEVIATION TO THE SERVICE BULLETIN 747-54A2203 WHICH CONSISTS OF USING LARGER FASTENER SIZES OF THE SAME TYPE AS LISTED IN THE SERVICE BULLETIN PER ECRA 3203-54-034-2.