As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
JAX - FLT 5254 - AFTER TAKEOFF, CREW REPORTED THE RIGHT MAIN GEAR STARTED TO CYCLE BETWEEN 160 AND 170 KNOTS. GEAR WAS NORMAL BELOW 160 KNOTS. LANDING GEAR WAS PUT ON MEL AT THIS TIME. FOUND LANDING GEAR DOOR ATTACHMENT LINK ROD LOCKING WASHER BROKEN. REMOVED AND REPLACED SAME. OPS CHECK GOOD. (M)