As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6598 - IAD-RDU - DURING TAKEOFF, MADE AN UNSCHEDULED LANDING AND AT IAD DUE TO LANDING GEAR WOULD NOT RETRACT. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND FOUND NOSE STRUT STUCK. MAINTENANCE DESERVICED STRUT AND RESERVICED STRUT AND PERFORMED GEAR SWING. OPS CHECK OK. AIRCRAFT WAS RELEASED AND RETURNED TO SERVICE. (M)