B71904-E-2RSD-T-P4S-UM Precision Single Row Spindle Ball Bearings

FAG Single Row Spindle Ball Bearings are super precision, single row angular contact ball bearings. B71904-E-2RSD-T-P4S-UM has very narrow tolerances, these bearings are particularly suitable for applications involving the highest requirements for guidance accuracy, such as bearing arrangements for main spindles in machine tools. With a bore of 20mm, width of 37mm and an outside diameter of 9mm, they have a contact angle of 25 degrees and are classified as a Medium Preload