The HFH B7004C T P4A UL is a high-precision angular contact ball bearing, specifically designed for demanding spindle applications requiring exceptional accuracy and rigidity. With an inner diameter of 20mm, an outer diameter of 42mm, and a width of 12mm, this bearing features a 15-degree contact angle for optimal performance. Its P4A precision class (equivalent to ABEC-7) ensures superior running accuracy, while the universal match (UL) allows for flexible mounting in duplex or multiple arrangements. This bearing is ideal for machine tools and other industrial equipment where high rotational precision is critical.