The 39520 B Tapered Roller Bearing is engineered by Timken for applications requiring exceptional reliability under combined radial and heavy axial loads. This single-row bearing features an optimized geometry that ensures precise roller alignment and superior load distribution across the contact surfaces, significantly reducing stress concentrations. Manufactured from high-quality case-carburized steel, the separable cup and cone assembly offers high rigidity, excellent resistance to shock loading, and consistent performance across a wide range of operational temperatures. This design choice maximizes fatigue life and delivers the robust reliability industrial operations demand for critical rotating equipment.
Designed for rigorous use in transportation hubs, heavy-duty gearboxes, differentials, and machine tool spindles, the 39520 B provides a critical component upgrade that minimizes downtime and reduces total cost of ownership. The precision-matched components ensure simplified installation and maintenance procedures, while the proprietary surface finish minimizes friction and operating temperature, contributing to extended seal life and greater energy efficiency. Choosing the Timken 39520 B guarantees OEM-quality performance, guaranteeing long-term operational stability for high-speed and high-load industrial environments.
Key Features
Precision-machined races and rollers for quiet, efficient operation.
Optimized roller profiling to prevent edge stress and maximize lifespan.
Ability to simultaneously handle high radial and heavy axial (thrust) loads.
Case carburization treatment provides an extremely hard surface and a tough, shock-resistant core.
Separable cup and cone design simplifies mounting and dismounting procedures.
High-load rating suitable for heavy industrial gearboxes and vehicle wheel ends.
