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Spherical roller bearing with tapered bore and lubrication groove · SKF 24040 CCK30/W33
Spherical roller bearing SKF 24040 CCK30/W33

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Spherical roller bearing SKF 24040 CCK30/W33

Manufacturer Part Number
24040 CCK30/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 24040 CCK30/W33 is a spherical roller bearing reference, within Bearings. Request a quote for 24040 CCK30/W33 via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

SKF spherical roller bearings of the 240 CCK30/W33 series are self-aligning two-row components designed to withstand high radial loads and angular misalignment. Their tapered bore design with circumferential groove allows mounting with an adapter sleeve and lubrication through channels. They are used in industrial applications where shaft deflection or alignment errors require a robust, self-aligning bearing.

The designation of these bearings is interpreted as follows: 240 indicates the dimension series, which in this case is a medium section; CC indicates the optimized internal design with centered roller guidance and stamped steel cage; K30 means tapered bore with 1:30 taper; and /W33 indicates the presence of a lubrication groove and holes in the outer ring. For example, 24026 CCK30/W33 corresponds to a bearing with a 130 mm bore, while 24048 CCK30/W33 has 240 mm. These suffixes are key to selecting the appropriate mounting and lubrication system.

These bearings are used in equipment where loads are significant and misalignment may occur, such as conveyor belts, mills, crushers, vibrating screens, industrial fans and paper machines. In Argentina, they are common in the cement, mining, steel and grain processing industries. Their self-aligning capability makes them suitable for long shafts that deflect under load, and their robust construction withstands severe working conditions with proper maintenance.

To correctly select a bearing from this series, take into account the radial and axial load it must withstand, the rotational speed and the type of mounting. The K30 tapered bore requires an adapter sleeve or a shaft with a 1:30 taper; verify concentricity and tightening according to the manufacturer. Lubrication can be grease or oil; with W33 you can relubricate through the outer ring. It is essential to ensure correct initial alignment and to check internal clearance after mounting to avoid overloads.

Regarding equivalences, spherical roller bearings with tapered bore and lubrication groove are manufactured under international standards, so different manufacturers offer products with similar designations. However, not all suffixes match exactly: for example, other manufacturers may use K for 1:12 taper or W33 for groove and holes. Always verify critical dimensions and operating conditions before replacing one bearing with another brand. MR Accesorios Industriales sells SKF as an official brand, which guarantees traceability and quality.

If you need a quote for an SKF spherical roller bearing of the 240 CCK30/W33 series, send us the complete part number via WhatsApp. At MR Accesorios Industriales we advise you so you can choose the right option for your application. With more than 80 years in the market, we are your reliable partner in bearings and power transmission.

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 K30 suffix mean in the designation?
K30 indicates that the bearing has a tapered bore with 1:30 taper. This allows mounting on tapered shafts or with adapter sleeves, which facilitates adjustment of internal clearance and disassembly.
What is the W33 groove for?
W33 indicates that the outer ring has a circumferential groove and lubrication holes. This allows more efficient relubrication of the bearing, especially in applications with high temperatures or difficult access.
How do I choose between a bearing with tapered bore and one with cylindrical bore?
The tapered bore facilitates mounting with an adapter sleeve and adjustment of radial clearance. If your shaft is cylindrical and you do not need to adjust clearance, you can opt for a bearing with cylindrical bore. Consult us according to your equipment.
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