The FAG B71922-E-T-P4S-DFL is a high-precision angular contact ball bearing designed for demanding spindle applications. This genuine INA-FAG bearing features a 110 mm bore diameter, 150 mm outer diameter, and 20 mm width. It is equipped with ceramic balls (suffix E) for enhanced performance, a textile laminate cage (T), and a P4S precision class, indicating very high running accuracy. The 'DFL' configuration signifies a universal design for paired mounting in a back-to-back arrangement with light preload. This bearing is engineered for high speed, high rigidity, and low friction, making it ideal for machine tool spindles and other precision rotating equipment.