As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING REMOVAL OF PIVOT PINE SHAFT FOR IMMEDIATE USE ON ANOTHER AIRCRAFT, THE SHAFT WAS DISCOVER CRACKED 75% AROUND THE CENTER BOLT HOLE. THE SHAFT WAS BEING REMOVED TO REPLACE A CRACKED SHAFT THAT HAD DAMAGE IN THE SAME LOCATION (SEE SDR 20190508005). (TC# 20190508006)