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Four point contact ball bearings performanceZYS four point contact ball bearings have two types: separable inner ring and separable outer ring with contact angle 35° or 45°. ZYS four point contact ball bearings adopt smaller groove curvature coefficient for larger quantity of rollers, so that the bearing has higher load carrying capacity. The allowed speed is much higher. ZYS four point contact ball bearings with compact structure have been widely used in precision instrument panel.