With the same center as the bearing, the spherically formed outer ring raceway can make self-alignment. Their rolling elements linearly come into contact with the raceways of inner ring and outer ring. The bearings can take greatly radial load, suitable for heavy machinery used in mining, metallurgical, paper- making and instructing, etc. , Industry. we are ready to reply to your enquiry at any time. hope fully this will have your kindly attention.