As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ARM ASSEMBLY - CONNECTOR (PART NUMBER 6661-000) BROKE WHERE ASSEMBLY MATES WITH THE RUDDER PEDAL ASSEMBLY (PART NUMBER 63459-019) WHILE A FLIGHT INSTRUCTOR AND STUDENT PILOT WERE FIGHTING OVER PEDALS. ALTHOUGH THE PART FAILED BY FORCE A VISUAL INSPECTION OF THE PART INDICATED THAT THE PART HAD BEEN CRACKED FOR SOME TIME. THE AREA OF THE PART THAT BROKE IS NOT EASILY ACCESSIBLE, CANNOT EASILY BE INSPECTED, AND COULD EASILY BE OVERLOOKED.