Caterpillar 1969518 Main Bearing Set PAI 370090CROSS REFERENCE: 196 9518 1969518 APPLICATION: Caterpillar 3116 3126 C7 Series Multiple Use Application. BRAND: PAI 370090 Caterpillar 1969518 Main Bearing Set PAI 370090. Aftermarket parts and OEM parts. Provides support for crankshaft alignment and maintains stable internal lubrication. 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