The HFH B7019CTP4SUL is a high-performance super precision angular contact ball bearing, specifically engineered for demanding spindle applications requiring exceptional rigidity and accuracy. This single-row bearing features a 95mm bore diameter, 145mm outer diameter, and 24mm width. It incorporates a 15-degree contact angle (C) for optimal high-speed performance and robust axial load support, complemented by a durable phenolic resin cage (T). The P4S precision class ensures superior running accuracy, while the UL designation signifies universal matching, allowing for flexible mounting in duplex, triplex, or quadruplex arrangements without the need for shims, making it ideal for complex machine tool designs.