As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE RUDDER WAS REMOVED FOR REPLACEMENT ON AC 306 IT WAS DISCOVERED THAT THERE WAS WEAR. AXIAL PLAY INTERNALLY OF THE RUDDER ATTACH BEARINGS - APRROX .025IN ON 4 OF THE 5 ATTACH BEARING (1 THROUGH 4) ON THE VERT STABLIZER. BEARINGS WHERE REPLACED AND END PLAY CHECK CONDUCTED AND NO FAULTS FOUND. BEARINGS REF PN ARE DSRP5FS464, DSRP6F464 AND 2 EA, DSRP8FS464 .