As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) PROPELLER SHAFT FOUND WITH A CRACK INDICATION AT THE INNER BORE AT THE NR 19 BEARING LOCATION DURING THE NORMAL MAGNETIC PARTICLES INSPECTION WHILE THE RGB WAS BEING REPAIRED FOR METAL IN OIL, MIO, CONDITION. A REQUEST WAS RAISED TO RETURN THE SHAFT URGENTLY FOR FURTHER INVESTIGATION. THERE WAS NO REPORT OF OIL LEAK AT THE PROPELLER SHAFT SEAL AREA PRIOR TO THE RGB REMOVAL.