The product series are 22205~22220, 22306~22318;

ISO9001: 2000 quality system certificated;

Self-aligning roller bearings has two rows of spherical rollers, the outer race is provided with a common concave spherical raceway, while the inner race is provided with two concave spherical raceways that form an angle with the bearing axis. The curvature center of the outer raceway is consistent with the bearing center.