What was found
RIGHT MAIN GEAR FAILED TO RETRACT IN-FLIGHT. UPON INSPECTION, THE MAIN GEAR ACTUATOR WAS FOUND CRACKED. THE PINION GEAR WITHIN THE HOUSING WAS DRIVEN OUT BY THE SECTOR GEAR. THE SECTOR GEAR TEETH WERE WORN, POSSIBLY ENOUGH TO CAUSE THE GEARS TO SKIP. SUBMITTER STATED, IF SO, IT WOULD BE DRIVEN OUT THROUGH THE HOUSING.