As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) THE BEARING HOUSING WAS REMOVED FROM COMPRESSOR ASSEMBLY DUE TO LOW POWER, AND WAS INDUCTED INTO THE SHOP. BEARING HOUSING AND NUT, WITH SHEARED PORTION OF THREADED STUD. THE SMALL LINE OF CLEAN METAL CAN BE SEEN, AND THAT IS ALL THAT EXISTED TO RETAIN THE NUT/STUD FROM BECOMING INGESTED INTO THE COMPRESSOR.