As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE: C, RT WING - NR 20 V/C FLAP O/B LINKAGE I/B RIB NR 8 ROTARY ACTUATOR MOUNTING HOLE FOUND PITTING CORROSION (COUNT FROM I/B CLOCKWISE). NR 8 BOLT HOLE REPAIRED AS PER RS 57-41-35066 AND REFER EO B747-5740-19269-A FOR REPEAT INSPECTION INSTRUCTIONS.