The INA-FAG B7210CTP4ADUL is a genuine FAG high-precision angular contact ball bearing designed for demanding applications requiring high speed, rigidity, and accuracy, such as machine tool spindles. This single-row bearing features an inner diameter of 50 mm, an outer diameter of 90 mm, and a width of 20 mm. It is characterized by a 15° contact angle (C), a robust phenolic resin (textile laminate) cage (T), and a P4A tolerance class, indicating superior precision. The 'DU' designation signifies a universal design, allowing for paired mounting in X, O, or tandem arrangements, while 'L' denotes a light preload, optimized for high-performance operation.