308/523 Auto Oil Pump Bearing 308-523 P2 P5 P0 P4 P6 Cylindrical Roller Bearing 308/523 is a specialized cylindrical roller bearing for automotive oil pump systems. It features high radial load capacity, oil-resistant sealed structure, and high-temperature tolerance, adapting to continuous oil immersion and engine compartment heat while ensuring stable, low-friction rotation for efficient oil delivery. Sizes 35.9mm ID × 58mm OD × 19.6mm Width Interchange 308/523 (cross-brand