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Double row angular contact ball bearing SKF 3302 ATN9
- Manufacturer Part Number
- 3302 ATN9
- Brand
- SKFOfficial brand
- Category
- Bearings
- Subcategory
- Double row angular contact ball bearings
Other brands in this category
- FAG
- NTN
- TIMKEN
Ask us about alternatives. Equivalence is verified for each reference and application.
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Description
SKF 3302 ATN9 is a double row angular contact ball bearing reference, within Bearings. Request a quote for 3302 ATN9 via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.
SKF double row angular contact bearings are components designed to support combined radial and axial loads in both directions. Their design with two rows of balls at opposing contact angles provides high axial load capacity and greater rigidity than single row bearings. They are used in applications requiring precision and the ability to support forces in two directions, such as machine tool spindles, pumps and compressors. MR Accesorios Industriales carries this line as part of its extensive catalog of SKF bearings.
The designation of these bearings follows a scheme that combines numbers and suffixes. For example, in 3200 ATN9, the first digits indicate the size and series; the suffix ATN9 indicates specific design characteristics, such as the contact angle and the cage type. In the 3200 series, the first two digits (32) identify the dimension series, while the next two (00, 01, 02, etc.) indicate the size. The ATN9 suffix is common in this family and provides information about the internal execution. To correctly interpret each code, it is essential to consult the SKF product tables, but in general, these bearings are designated with the 32 series and suffixes that reflect manufacturing particularities.
These bearings are used in a variety of industries in Argentina, including metalworking, food, petrochemical and power generation. They are common in equipment such as centrifugal pumps, screw compressors, industrial fans, machine tool spindles and transmission gearboxes. Their ability to support axial loads in both directions makes them ideal for applications requiring high precision and rigidity, such as in boring and milling machines. They are also used in the automotive industry, although to a lesser extent, in components such as steering boxes and transmission shafts.
To select the right bearing, it is crucial to consider the magnitude and direction of the loads, the rotation speed, the lubrication conditions and the working environment. These bearings usually come with a standard internal clearance, but may require a specific adjustment depending on the application. Mounting must be carried out carefully, ensuring correct alignment to avoid additional loads. Lubrication can be with grease or oil, depending on the speed and temperature. In applications with contaminants, the use of additional seals or shields is recommended. It is important to follow the manufacturer's recommendations for mounting and lubrication, since incorrect mounting can significantly reduce the service life of the bearing.
Regarding equivalences and interchangeability, SKF double row angular contact bearings can be replaced by products from other manufacturers that follow the same dimensions and specifications. However, it is essential to verify the tolerances and internal clearance, since they may vary between brands. Suffixes such as ATN9 may have equivalents in other nomenclatures, but direct interchangeability should not be assumed without consulting the technical data sheets. At MR Accesorios Industriales, we can advise you on the available alternatives and compatibilities, always based on the technical specifications of each product.
If you need a quote for SKF double row angular contact bearings, or if you have doubts about the designation or the application, do not hesitate to contact us. At MR Accesorios Industriales we have more than 80 years of experience in the distribution of industrial components and we can help you find the right solution. Send us the code of the bearing you need on WhatsApp and we will reply shortly with the information you require.
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 ATN9 suffix mean in an SKF bearing?
- The ATN9 suffix indicates specific internal design characteristics, such as the contact angle and the cage type. In the 3200 series, this suffix is common and may imply a polyamide cage and a 25 degree contact angle. For precise details, consult the product data sheet.
- Do these bearings support axial loads in both directions?
- Yes, double row angular contact bearings are designed with two rows of balls at opposing contact angles, which allows them to support axial loads in both directions, in addition to radial loads. This makes them suitable for applications with combined loads.
- How are these bearings correctly mounted?
- Mounting must ensure precise alignment and avoid impacts that could damage the raceways. The use of suitable tools is recommended, and the manufacturer's instructions should be followed. Lubrication and adjustment of the internal clearance are critical for optimal operation. If in doubt, consult a specialist.

