The FAG B71909-E-T-P4S-DUL is a high-quality super precision single row angular contact ball bearing, specifically designed for machine tool spindles and other high-speed, high-precision applications. Featuring a 45 mm bore, 75 mm outer diameter, and 16 mm width, this bearing offers a 25° contact angle for optimized rigidity and load distribution. It incorporates a textile laminate cage (T) and is manufactured to P4S precision class, ensuring exceptional running accuracy. The DUL designation indicates a universal design for paired mounting with a light preload, making it suitable for demanding industrial environments. This genuine FAG bearing provides reliable performance for critical machinery.