The INA-FAG B7028-C-T-P4S-UM is a high-precision FAG spindle bearing designed for demanding machine tool applications. It features ceramic balls (hybrid bearing) for enhanced performance, higher speed capabilities, and reduced friction. This single-row angular contact ball bearing has a contact angle of 15 degrees (C design) and a P4S tolerance class, indicating very high precision suitable for main spindles. Its dimensions are 140 mm inner diameter, 210 mm outer diameter, and 33 mm width, ensuring robust support and accurate guidance in high-speed rotating machinery.