As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHX - DURING FLEET INSPECTION, DUE TO OTHER FAILURES NOTED, FOUND KEY WASHER TANGS PROPERLY SECURED, BUT KEY PORTION OF LOCK WASHER DEFECTIVE ALLOWING ROTATION OF NUT ON NLG DOOR ACTUATOR LOWER ATTACHMENT FITTING BOLT. THE KEY PORTION OF THE LOCK WASHER IS NOT VISIBLE WITHOUT REMOVING THE NUT. REMOVED AND REPLACED LOCK WASHER PER AMM 32 32 16 PP 404 407. AIRCRAFT RETURNED TO SERVICE. (X)