As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SUBMITTER OPERATES 8 SENECCA AIRCRAFT IN FLIGHT SCHOOL CONDITIONS AND CONTINUOUSLY FINDS AN 7-35 UPPER DRAG LINK BOLT (NOSE GEAR) BENT WHICH DIRECTLY AFFECTS THE DOWNLOCK RIGGING CAUSING COLLAPSE. SUBMITTER STATED THIS WHOLE DESIGN IS VERY LIGHT-WEIGHT AND POOR. SUBMITTER STATED SWING AND INSPECT ALL SENECCAS EVERY 15 HOURS IN AN ATTEMPT TO SLOW THE INTENSITY OF THESE INCIDENTS.