Fuller 5566508 Bearing PAI 68630CROSS REFERENCE: 5566508 3088 5566508 APPLICATION: Fuller Transmission Drive Train Eaton Multiple Use Application. BRAND: PAI 68630 Fuller 5566508 Bearing PAI 68630. Truck repair parts and heavy truck parts. Maintains alignment and supports smooth rotation under load. All components are proudly manufactured in the U. S. A. by PAI Industries Inc., an ISO9001 certified company with over 50 years of experience in the heavy duty truck parts industry. This