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Double row spherical roller bearing · SKF 23156 CAC/W33
Spherical roller bearing SKF 23156 CAC/W33

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Spherical roller bearing SKF 23156 CAC/W33

Manufacturer Part Number
23156 CAC/W33
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.

SKF

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Description

SKF 23156 CAC/W33 is a spherical roller bearing reference, within Bearings. Request a quote for 23156 CAC/W33 via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

SKF CAC/W33 spherical roller bearings are self-aligning double-row roller bearings with a cylindrical bore and an annular groove for lubrication on the outer ring. They are designed to withstand high radial loads and axial loads in both directions, with angular misalignment capability. They are used in industrial applications where precise alignment is difficult to maintain, such as heavy drives, mills and mining equipment.

The designation of these bearings combines the size number with suffixes that indicate design features. For example, in 23072 CAC/W33, the prefix 230 corresponds to the diameter and width series, while CAC defines the internal design with brass cage and roller guidance, and W33 indicates the lubrication groove and holes in the outer ring. The examples 23156 CAC/W33 and 23264 CAC/W33 show how the size varies within the same suffix family. Knowing these codes allows you to quickly identify the particularities of each item.

In Argentine industry, these bearings are used in crushing equipment, cement mills, high-capacity conveyor belts, cranes and steelmaking machinery. Their ability to withstand combined loads and misalignments makes them suitable for assemblies where shafts may flex or structures are not perfectly rigid. They also appear in large industrial fans and presses. MR Accesorios Industriales supplies this SKF line to plants and workshops throughout the country.

To select the right bearing, take into account the radial and axial load it must withstand, the rotation speed and the type of lubrication. The W33 groove facilitates relubrication, but it is important to choose the correct lubricant and respect the intervals. During mounting, verify the initial alignment and avoid impacts that could damage the rollers or the cage. Internal clearance is adjusted according to the type of fit on the shaft and in the housing; consult the recommended tolerances for each application.

Although each manufacturer has its own designations, spherical roller bearings of standardized dimensions are usually interchangeable between brands. When looking for a replacement, compare the main dimensions, load capacity and suffixes that indicate features such as cage or lubrication. Do not rely only on the series number; verify that the internal design is equivalent. If you have doubts, the MR technical team can help you find the right equivalent.

If you need to replace an SKF CAC/W33 spherical roller bearing, send us the complete code via WhatsApp. At MR Accesorios Industriales we advise you so you can choose the right option for your equipment and application. With more than 80 years in the market, we back every sale with technical knowledge and personalized attention.

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 CAC suffix mean in an SKF bearing?
The CAC suffix indicates an internal design with a two-piece brass cage and roller guidance on the inner ring. This influences load capacity and limiting speed. It is important to respect this designation when replacing the bearing to maintain original performance.
What is the W33 groove for?
The W33 groove is an annular groove in the outer ring with holes that allow lubricant to enter directly to the rollers. It facilitates relubrication and improves lubricant distribution, extending bearing service life in demanding applications.
How do I choose the right spherical roller bearing for my machine?
Consider the radial and axial load, speed, environment and type of mounting. Verify the shaft and housing dimensions, and choose the suffix that best suits your lubrication and cage needs. If you have doubts, consult us with your equipment data.
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