B71913-E-T-P4S-UL

The B71913-E-T-P4S-UL stands as a cornerstone in high-performance machining, specifically engineered for spindles that demand a perfect equilibrium between speed and structural rigidity. Featuring a 25° contact angle (E-suffix) and premium steel balls, this angular contact ball bearing is designed to handle significant axial loads while maintaining thermal stability. Its construction includes a textile laminated phenolic resin cage (T), which is crucial for reducing centrifugal forces during high-speed rotations-reaching limits of up to 20,000 rpm under oil lubrication. For technicians looking to minimize vibration in CNC centers or high-precision grinding machines, the P4S tolerance class ensures running accuracy that exceeds standard P4 requirements, providing the necessary precision for complex industrial workflows.

What sets this FAG model apart is its Universal Design (UL) with a light preload, offering unparalleled flexibility for custom assembly. Whether you are configuring a back-to-back (O) or face-to-face (X) arrangement, the single-bearing universal mounting allows for seamless pairing without the need for complex shimming. The 65x90x13 mm dimensions follow the ultra-light 719 series profile, making it the ideal choice for compact housing where space is at a premium but load capacity cannot be compromised. By integrating this bearing into your spindle head, you effectively reduce friction-induced heat and extend the service life of the entire drive unit, ensuring consistent output in even the most demanding 24/7 manufacturing environments.

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