
TIMKEN JHH258247 JHH258211CD tapered roller bearing de doble hilera
- Brand
- TIMKEN
- Category
- Bearings
- Subcategory
- Tapered roller bearings
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Description
TIMKEN JHH258247 JHH258211CD belongs to tapered roller bearing de doble hilera, part of our Bearings range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for JHH258247 JHH258211CD and any equivalents.
The TIMKEN double row tapered roller bearing is built as a matched assembly in which two rows of tapered rollers run on one shaft position. It carries radial loads together with axial loads in both directions, which makes it a common choice where high capacity and stiffness are required, such as gearboxes, final drives and mining equipment. MR Industrial Accessories supplies this line.
The series code is made up of two designations, one for the cone and one for the cup. Taking JHH258247 JHH258211CD as an example, the assembly consists of a cone and a double cup. The leading letters point to the construction type, the figures that follow cover size and design details, and the CD suffix identifies a double row cup. Other suffixes can refer to sealing, tolerance or contact angle variants, so the complete code is what confirms the exact reference.
These bearings appear in mining, cement, steel and material handling operations, where equipment runs under heavy loads and difficult conditions. Typical positions include mill gearboxes, crushers, conveyor belts and overhead cranes, as well as the final drives of road and agricultural machinery. Because they take combined loads, they suit shafts where a single row bearing is not an option.
Selecting a double row bearing means reviewing the radial and axial load, the rotation speed and the environment. Fitting calls for precise alignment and correct setting of the internal clearance, normally adjusted with shims or nuts. Grease or oil may be used for lubrication depending on the application, and the sealing arrangement has to keep out dust and moisture. Checking housing concentricity and following the manufacturer's recommendations helps prevent premature failure.
Interchange between brands is possible when the main dimensions and load capacities agree, but diameter and width alone are not enough. Contact angles, radii and tolerances also have to be verified. For a replacement, provide the complete code and the operating conditions, and MR Industrial Accessories can advise on a compatible option. Custom housings and parts can also be manufactured to complete the assembly.
To request a double row tapered roller bearing TIMKEN, send the code or model on WhatsApp or by email. The team replies promptly and, where needed, points out a compatible alternative.
Dimensions
Dimensions and tolerances: Message us the part number on WhatsApp and we'll verify its dimensions and version with the manufacturer's datasheet.
Frequently asked questions
- What does the CD suffix mean in a TIMKEN bearing?
- It identifies a double row cup, an outer ring that houses two rows of tapered rollers. This arrangement supports axial loads in both directions and simplifies assembly compared with two paired single bearings.
- How do I choose the right double row bearing for my equipment?
- Review the radial and axial load, speed, available space and environmental conditions. The complete code of the original bearing is the best reference. If it is not available, the shaft and housing measurements can be used to identify it.
- What lubrication do you recommend for these bearings?
- It depends on speed and working temperature. High load grease is used at moderate speeds, while oil suits higher speeds or elevated temperatures. Follow the equipment manufacturer's instructions and keep an adequate lubricant film.

