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Spherical roller bearing SKF 23256 CAC/C3W33
- Manufacturer Part Number
- 23256 CAC/C3W33
- Brand
- SKFOfficial brand
- Category
- Bearings
- Subcategory
- Spherical roller bearings
Other brands in this family
- FAG
- NTN
- TIMKEN
Ask us about alternatives. Equivalence is verified for each reference and application.
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Description
SKF 23256 CAC/C3W33 is a spherical roller bearing reference, within Bearings. Request a quote for 23256 CAC/C3W33 via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.
SKF spherical roller bearings of the CAC/C…W… series are self-aligning components with two rows of rollers, designed to withstand combined loads and angular misalignment. They are used in industrial applications where shaft deflection or mounting errors require self-aligning capability. MR Accesorios Industriales carries this line as an official brand, backed by more than 80 years of technical experience in the industry.
The designation of these bearings combines the basic size number with suffixes that indicate internal features. For example, in 22252 CAC/C3W33, the prefix 222 identifies the medium-width spherical roller bearing series; CAC defines the cage design and roller guidance; C3 indicates a radial internal clearance greater than normal; and W33 indicates the presence of a lubrication groove and holes in the outer ring. Variants such as C2, C4 or C08 adjust clearance according to the application, while W509 or W513 refer to special lubrication configurations.
These bearings are used in equipment subjected to heavy loads and misalignment, such as conveyor belts, mills, crushers, large centrifugal pumps, industrial fans and pulp and paper machinery. In Argentina, they are common in the cement, mining, steel and oilseed industries, where long shafts or separate supports generate deflections that a rigid bearing would not tolerate. Their self-aligning capability reduces wear and extends the service life of the assembly.
To select correctly, take into account radial and axial load, rotational speed and required internal clearance. The C3 or C4 suffix is chosen when interference fit or operating temperature reduces operating clearance. Lubrication is critical: W33 holes allow relubrication through the outer ring. During mounting, check initial alignment and avoid impacts that could damage the rollers or cage. Mounting with a hydraulic press and controlled heating is recommended.
Regarding equivalences, spherical roller bearings are manufactured under international dimension standards, so the same basic number can usually be interchanged between different brands. However, suffix meanings may vary by manufacturer. Therefore, when looking for a replacement, do not rely on the number alone: verify clearance, cage type and lubrication features. MR Accesorios Industriales can advise you to find the right option within its SKF line.
If you need an SKF spherical roller bearing of the CAC/C…W… series, send the complete part number by WhatsApp to MR Accesorios Industriales. With that information, the technical team can confirm the configuration and quote the part that best suits your equipment. You can also ask about other variants of the SKF line that MR carries as an official brand.
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 on an SKF bearing?
- The C3 suffix indicates a radial internal clearance greater than normal. It is specified when interference fit mounting, thermal differences between rings or operating speed reduce clearance during operation. This prevents insufficient residual clearance that could damage the bearing.
- When should you choose a bearing with the W33 suffix?
- The W33 suffix indicates that the outer ring has a groove and three lubrication holes. It is useful in applications where frequent relubrication is needed without dismounting the bearing, such as in mining, cement or paper equipment subjected to contaminated environments and high temperatures.
- Are SKF bearings of this series interchangeable with other brands?
- Spherical roller bearings follow international dimension standards, so the basic number usually matches between manufacturers. However, suffixes may have different meanings. Before replacing, verify internal clearance, cage and lubrication. Consult MR for a safe equivalence.

