The HFH B7018CTP4SUL is a high-precision single row angular contact ball bearing designed for spindle applications. Featuring a 90mm bore, 140mm outer diameter, and 24mm width, this bearing is engineered for high-speed operation and rigidity. It incorporates a 15-degree contact angle (C), a durable phenolic resin cage (T), and P4S (ABEC-7) precision class for optimal performance. The 'UL' designation indicates universal matching with light preload, making it suitable for various configurations requiring high accuracy and stability.