Model:89307TN, Inner diameter: 35mm, Outer diameter:68mm, Thickness:20mm, Brand:INA, Type: Thrust Cylindrical Roller Bearings ，If you want to know more about the relevant information, you can consult online or call the hotline. We will serve you in detail. 
Mainly used in construction machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries.We has reasonable prices, guaranteed quality, and comprehensive services to do everything to meet customer needs.

In the intricate world of mechanical design, the selection of the right bearing is paramount to achieving optimal performance, reliability, and efficiency. Among the various types of rolling-element bearings, cylindrical roller bearings stand out for their unique design and exceptional capabilities in specific applications. These bearings are characterized by their cylindrical rollers, which have a length typically much greater than their diameter, and are guided by integral flanges on one or both of the rings. This fundamental design leads to a host of significant advantages.

The most prominent advantage of cylindrical roller bearings is their exceptionally high radial load capacity. The line contact between the rollers and the raceways allows for the distribution of load over a larger surface area compared to the point contact in ball bearings. This makes them the ideal choice for applications subjected to heavy radial forces, such as in gearboxes, large electric motors, pumps, and rolling mills. Furthermore, many designs of cylindrical roller bearings are separable, meaning the inner ring, outer ring, and roller-cage assembly can be mounted independently. This feature drastically simplifies installation, maintenance, and inspection procedures, especially in arrangements where tight interference fits are required on both rings.

Another critical benefit is their suitability for high-speed operations. The precision-engineered rollers and cages minimize friction and prevent skewing, allowing these bearings to operate smoothly at significant rotational speeds. When compared to tapered roller bearings, cylindrical roller bearings generally exhibit lower friction and can run cooler at comparable speeds. However, it is crucial to note that pure cylindrical roller bearings are not designed to accommodate axial loads, except in specific designs with flanges on both rings that can handle limited axial thrust. This characteristic allows for free axial movement of the shaft relative to the housing, which is essential in applications dealing with thermal expansion.