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NTN precision angular contact ball bearing · NTN 2LA-BNS011ADLLB
Angular contact ball bearing NTN 2LA-BNS011ADLLB

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Angular contact ball bearing NTN 2LA-BNS011ADLLB

Manufacturer Part Number
2LA-BNS011ADLLB
Brand
NTNOfficial distributor
Category
Bearings
Subcategory
Angular contact ball bearings
Series
BNS

NTN

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Description

NTN 2LA-BNS011ADLLB is a angular contact ball bearing reference, within Bearings. Request a quote for 2LA-BNS011ADLLB via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

The NTN BNS series angular contact ball bearing is a precision component designed to withstand combined radial and axial loads in applications where rotational accuracy is critical. Its raceway and ball design provides angular contact that improves axial load capacity in one direction, so they are typically mounted in pairs. It is used in machine tool spindles, measuring equipment and high-speed systems. At MR Accesorios Industriales we quote it with the exact part number you provide.

The BNS series designation is read in blocks: the initial numeric prefix (for example, 2LA) identifies design and precision variants; it is followed by BNS, which corresponds to the high-precision angular contact ball bearing series; then a three-digit number indicating the size (009, 010, 011…); and the ADLLB suffixes define characteristics such as contact angle, cage type, internal clearance and sealing. Thus, a 2LA-BNS009ADLLB is a bearing from the BNS series with size 009 and ADLLB configuration. These references are selected by full part number to ensure interchangeability.

In Argentine industry, BNS series angular contact bearings are used in milling machine, grinding machine and machining center spindles, where rigidity and rotational precision are required. They also appear in measuring heads, rotary tables and testing equipment. Their ability to run at high speeds with low friction makes them suitable for applications where internal clearance and lubrication are determining factors. MR Accesorios Industriales supports workshops and plants with these components for maintenance and automation projects.

To correctly select a BNS bearing, take into account the type of load (radial, axial or combined), rotational speed and environmental conditions. Mounting requires precise alignment and, in many cases, mounting in pairs with preload. Lubrication must be suitable for the operating speed and temperature, and sealing protects against contaminants. If the bearing is mounted with an interference fit, follow the manufacturer's recommendations to avoid deformation. Cleanliness during installation is essential to achieve the expected service life.

Precision angular contact bearings are identified by standardized part numbers that may vary between manufacturers. When looking for an equivalent, it is important to compare not only the main dimensions (bore, outer diameter and width) but also the contact angle, internal clearance and cage type. In many cases, direct interchangeability is not possible and operating conditions must be verified. If you have another brand's part number, at MR Accesorios Industriales we can indicate the compatible alternative or quote the exact part number you need.

To move forward with your quote, send us the full part number of the bearing you are looking for via WhatsApp, for example 2LA-BNS009ADLLB, or the dimensions and characteristics you need. At MR Accesorios Industriales we reply promptly with the information so you can continue with your project.

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 abbreviation BNS mean in an NTN bearing?
BNS identifies NTN's high-precision angular contact ball bearing series. These bearings are characterized by their ability to withstand combined loads and their suitability for high speeds, and they are typically mounted in pairs for applications requiring rigidity and accuracy.
How do I choose between a BNS bearing and another angular contact bearing?
The choice depends on the load, speed and required precision. The BNS series is aimed at spindles and precision equipment. If you need advice, write to us on WhatsApp with your application details and we will help you select the right part number.
Can I replace a bearing from another brand with an NTN BNS one?
In some cases it is possible, but dimensions, contact angle, internal clearance and cage type must be verified. Not all equivalents are direct. If you send us the original part number, we will indicate the compatible alternative or quote the NTN part number you need.
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