As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DOING 12-MONTH PERIODIC INSPECTION, FOUND RT AILERON COUNTERWEIGHT CASTING ATTACHMENT CRACKED THROUGH BETWEEN 2 BOLTS. INCLUDED: PART CATALOGUE, PAGE 2-62, ITEM 68. NOTE: LEFT AILERON CASTING AND NDT INSPECTION CARRIED OUT. NO CRACK FOUND.