As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE LANDING GEAR HANDLE WOULD NOT RAISE AFTER TAKEOFF FROM EWR. THE AIRCRAFT WAS RETURNED TO EWR WHERE IT LANDED SAFELY. MAINTENANCE FOUND THE NLG STRUT FLAT. A COMPLETE STRUT SERVICE WAS PERFORMED IAW MM 32-21-02. THE NOSE GEAR WAS CYCLED AND LANDING GEAR HANDLE OPERATION CHECKED GOOD.