The HFH B71906-C-T-P4A-UL is a high precision angular contact ball bearing, specifically designed for demanding applications such as machine tool spindles. This bearing features a 15-degree contact angle ('C'), which is suitable for high-speed operation and axial load capacity. It is manufactured to P4A ultra-precision standards, ensuring exceptional rotational accuracy and rigidity. The 'T' designation indicates a phenolic resin cage, known for its lightweight properties and suitability for high-speed applications. The 'UL' suffix signifies that the bearing is universally matched for light preload, allowing for flexible mounting in duplex or multiple arrangements.