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Double row angular contact bearing with side seals · SKF 3308 A-2RS1TN9/C3MT33
Double row angular contact ball bearing SKF 3308 A-2RS1TN9/C3MT33

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Double row angular contact ball bearing SKF 3308 A-2RS1TN9/C3MT33

Manufacturer Part Number
3308 A-2RS1TN9/C3MT33
Brand
SKFOfficial brand
Category
Bearings
Subcategory
Double row angular contact ball bearings

Other brands in this family

  • FAG
  • NTN
  • TIMKEN

Ask us about alternatives. Equivalence is verified for each reference and application.

SKF

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Description

SKF 3308 A-2RS1TN9/C3MT33 is a double row angular contact ball bearing reference, within Bearings. Request a quote for 3308 A-2RS1TN9/C3MT33 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 construction with two rows of balls and inclined raceways allows them to handle significant axial forces while maintaining high rigidity. They are used in applications requiring precision and load capacity, such as machine tool spindles, pumps, compressors and gearboxes. At MR Accesorios Industriales we carry this SKF line to provide reliable solutions to Argentine industry.

The designation of these bearings follows a scheme that combines numbers and suffixes. For example, in 3203 A-2RS1TN9/C3MT33, the first digits indicate the size and series. The letter A indicates a specific internal design. The suffix 2RS1 indicates rubber seals on both sides, TN9 designates a polyamide cage, C3 establishes an internal radial clearance greater than normal, and MT33 identifies the type of grease and its temperature range. Knowing these codes allows you to select the right variant for each application.

These bearings are used in industries such as metalworking, petrochemical, food and process industries. Typical applications include machine tool main spindles, high-pressure pumps, screw compressors, gearboxes and power transmission equipment. Their ability to support axial loads in both directions makes them ideal for assemblies requiring rigidity and precision, such as electric motor shafts or positioning systems.

To select correctly, you must consider the axial and radial load, the operating speed and the environmental conditions. The 2RS1 seal protects against contaminants and retains lubrication, making it suitable for dusty or humid environments. C3 clearance is recommended when there are thermal differences between the shaft and the housing. During mounting, it is crucial to align the rings and apply the proper preload; poor alignment can reduce service life. Lubrication with MT33 grease is already applied at the factory, but in severe applications it may require relubrication.

As for equivalents, double row angular contact bearings from other brands can be interchanged if dimensions and suffixes match. However, it is essential to verify tolerances and internal clearance, since small differences affect performance. SKF is a global benchmark, and at MR Accesorios Industriales we offer this product with the backing of our more than 80 years of experience. We always recommend consulting with our technical team before replacing one bearing with another of a different brand.

To receive an accurate quote, send the complete bearing code you need by WhatsApp to MR Accesorios Industriales. Our team will advise you and confirm the quote for the exact reference. We work with SKF and can help you find the best solution for your industrial 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 C3 suffix mean in these bearings?
The C3 suffix indicates an internal radial clearance greater than standard. It is used when operating conditions create thermal differences between the shaft and the housing, preventing the bearing from being left with excessive preload.
Do these bearings come lubricated from the factory?
Yes, the MT33 designation indicates that they include factory grease for a specific temperature range. In severe or high-speed applications, relubrication may be necessary according to the manufacturer's recommendations.
Can I replace an SKF bearing with another brand?
In general, yes, as long as dimensions, internal clearance and seal type match. It is important to verify tolerances and consult with our technical team to ensure proper operation.
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