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Thrust ball bearing de contacto angular NTN ARN2557T2

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Thrust ball bearing de contacto angular NTN ARN2557T2

Manufacturer Part Number
ARN2557T2
Brand
NTNOfficial distributor
Category
Bearings
Subcategory
Thrust ball bearings
Series
ARN

NTN

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Description

NTN ARN2557T2 is a thrust ball bearing de contacto angular reference, within Bearings. Request a quote for ARN2557T2 via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

The NTN ARN series angular contact thrust ball bearing is a component designed to carry axial loads in both directions, with additional capacity for radial loads. It is used in applications requiring precision and rigidity, such as machine tool spindles, rotary tables and measuring equipment. MR Accesorios Industriales sells this series as part of its precision bearing line.

The ARN series designation is read as follows: the letters ARN indicate that it is an ARN series angular contact thrust ball bearing. The numbers that follow, as in the examples ARN2052T2, ARN2557T2 and ARN3062T2, correspond to the main dimensions: the first pair of digits usually indicates the shaft diameter and the second pair the outer diameter. The suffix T2 refers to specific internal features, such as the contact angle or the cage design. To select the correct model, it is essential to identify these dimensions and the exact suffix.

These bearings are used in industries that require high precision and reliability. In Argentina, we find them in machine tools, automation equipment, coordinate tables, milling machine and lathe spindles, as well as in measuring and testing devices. They are also used in applications where axial and radial loads are combined, such as certain types of gearboxes and positioning mechanisms. Their ability to carry loads in both directions makes them versatile in systems that reverse the load direction.

For a correct selection, it is important to consider the magnitude and direction of the loads, the rotation speed and the lubrication conditions. Installation must ensure precise alignment between the shaft and the housing, since these bearings are sensitive to misalignment. It is recommended to use adequate lubrication, whether grease or oil, depending on the application, and to check the axial clearance to ensure optimal operation. Sealing will depend on the environment; in contaminated environments, additional protections may be required.

As for equivalents and interchangeability, ARN series angular contact thrust ball bearings can be found from other manufacturers under similar nomenclatures, although they are not always directly interchangeable. It is crucial to verify the dimensions and load capacities before substituting one brand for another. MR Accesorios Industriales can advise you on compatibility and source the bearing you need, whether from the original brand or an equivalent alternative.

If you need an ARN series thrust ball bearing, write to us via WhatsApp with the code or the dimensions you require. At MR Accesorios Industriales we quote promptly and tell you the best solution for your application.

This description provides guidance on the product type. Check the configuration and dimensions of this reference.

Dimensions

Dimensions and tolerances: Send us the part number via WhatsApp and we'll confirm dimensions, sealing, and internal clearance against the manufacturer's data sheet.

Frequently Asked Questions

What does the T2 suffix mean in ARN bearings?
The T2 suffix indicates an internal variant of the bearing, generally related to the cage design or the contact angle. To know the exact specifications of each model, it is necessary to consult the corresponding data sheet. Write to us with the full code and we will advise you.
Do these bearings carry radial loads?
Yes, ARN series angular contact thrust ball bearings are designed to carry axial loads in both directions and can also carry moderate radial loads. The exact capacity depends on each model and on the operating conditions.
How do I choose the right ARN bearing for my machine?
To select the correct bearing, take into account the axial and radial loads, the rotation speed, the shaft and housing dimensions, and the environmental conditions. With that data, we can recommend the ARN model that best suits your application.
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