As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(AUS) RH ENGINE OIL PRESSURE FILTER ELEMENT METAL END CAP FAILED. SEVERAL PIECES OF THE END CAP COULD WERE FOUND IN THE INTERNALOIL GALLERIES AND PASSAGES. THE FILTER ELEMENT WAS THE INCORRECTPART FOR THIS MODEL ENGINE (ELEMENT APPLICABLE TO -5 MODELENGINES ONLY). PERSONNEL/MAINTENANCE ERROR. UNAPPROVED PART. INVALID NATURE-OF-CONDITION (B) OF U. REMOVED IT TO GET IT THRU TO QC TEAM (CLYMER)