What was found
FLT 1967, EN ROUTE. DURING APPROACH, ELEVATOR REQUIRED AN ABNORMALLY HIGH AMOUNT OF FORCE TO KEEP THE NOSE OF THE AIRCRAFT UP. THE FLIGHT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND NO VISUAL FAULTS. THE AIRCRAFT WAS MAINTENANCE FERRIED TO CLT. ADDITIONAL INSPECTION FOUND THE FEEL UNIT ROLLER BEARING WORN. REMOVED AND REPLACED THE ELEVATOR FEEL & CENTERING UNIT ROLLER BEARING.