What was found
LOWER RUDDER HINGE HAD EXCESS PLAY WITH ATTACH BOLT COCKED IN HINGE. DISASSEMBLY REVEALED A SPHERICAL SELF-ALIGNING BEARING INSTALLED IN LOWER HINGE AND A FIXED BEARING INSTALLED IN UPPER HINGE. REPLACEMENT PART FOR LOWER BEARING WAS AN IDENTICAL SPHERICAL BEARING. THE UPPER HINGE BEARING WITH FIXED BUSHING IS ORIGINAL TO AIRCRAFT. SUBMITTER STATED THE SPHERICAL SELF-ALIGNING BEARING NOW SUPPLIED AS PN 25704-00 MERELY SERVES TO INTRODUCE EXCESSIVE MOVEMENT OF THE HINGE AND IS THE WRONG TYPE OF BEARING FOR A CONTROL SURFACE HINGE.