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23256 CCK/W33 Double Row Spherical Roller Bearing

23256 CCK/W33 Double Row Spherical Roller Bearing

The 23256 CCK/W33 is a double-row spherical roller bearing with a 280mm bore and 500mm outer diameter, built from sturdy chrome steel. It manages combined loads up to 769,971 lbf and runs smoothly at speeds up to 1100 RPM.

Its open design and lubrication groove (22.3mm wide) make maintenance straightforward, while the steel cage ensures durability. The bearing operates well in temperatures from -30°C to 200°C.

This model is interchangeable with SKF bearings, offering a reliable replacement option. Suitable for heavy-duty applications like industrial gearboxes or mining equipment where high radial and axial loads are present.

Weighing 140kg, it’s a robust choice for demanding environments. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 23256 CCK/W33
  • Brand TFL
  • Interchangeable SKF
  • Size 280 x 500 x 176 mm
  • Bore Dia 280 mm
  • Bore Dia Tolerance +0.052mm to 0
  • Outer Dia 500 mm
  • Outer Dia Tolerance -0.045mm to 0
  • Width 176 mm
  • Width Tolerance -0.1mm to 0
  • Shoulder Dia Of Inner Ring 332 mm
  • Shoulder/Recess Dia Of Outer Ring 429 mm
  • Width Of Lubrication Groove 22.3 mm
  • Diameter Of Lubrication Hole 12 mm
  • Chamfer Dimension min.5 mm
  • System of Measurement Metric
  • Radial run-out Standard
  • Bearing Type Roller
  • Roller Bearing Type Spherical
  • Bore Type Taper 1:12
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 769971 lbf
  • Static Radial Load 1101564 lbf
  • Max Speed 1100 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance CN
  • RoHs Compliant
  • REACH Compliant
  • Weight 140 kg
  • Price （US$） US$2,994.90

Features

How Does 23256 CCK/W33 Bearing Handle Combined Loads?

23256 CCK/W33 Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 769,971 lbf, ensuring reliable performance in heavy-duty applications.
The double-row spherical roller design accommodates misalignment, reducing stress and extending service life.
With a maximum speed of 1,100 rpm, it balances durability and efficiency in demanding conditions.

Why Choose 23256 CCK/W33 Bearing for High-Temperature Applications?

23256 CCK/W33 Bearing operates effectively in temperatures ranging from -30°C to 200°C, making it suitable for extreme environments.
The chrome steel construction resists thermal deformation, maintaining performance under high heat.
Its lubrication groove and hole design ensure consistent oil flow, reducing friction and wear.
This design also helps dissipate heat, further enhancing its high-temperature reliability.

Engineered for Precision: 23256 CCK/W33 Bearing

23256 CCK/W33 Bearing features a tapered bore design for precise mounting and alignment.
The spherical roller configuration compensates for shaft misalignment, ensuring smooth operation.
Its steel cage keeps the rollers in place, minimising wear and improving load distribution.
With a radial clearance of CN, it offers optimal performance for various applications.

What Ensures Smooth Operation in 23256 CCK/W33 Bearing?

23256 CCK/W33 Bearing’s spherical roller design reduces friction, enabling smooth rotation even under heavy loads.
The lubrication groove and hole system ensures consistent oil supply, preventing dry running.
Its chrome steel rollers and rings resist wear, maintaining performance over time.
This combination of features results in reliable, low-maintenance operation.

Structural Advantages of 23256 CCK/W33 Bearing

23256 CCK/W33 Bearing’s double-row design provides increased load capacity and stability.
The tapered bore allows for secure mounting, reducing the risk of slippage.
Its spherical rollers accommodate misalignment, minimising stress on the bearing components.
These features make it a robust choice for demanding industrial applications.

Application

Industrial Uses of 23256 CCK/W33 Bearing
The 23256 CCK/W33 Bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row design handles combined loads effortlessly. Its tapered bore ensures a secure fit, reducing slippage during high-stress operations.

Where Is 23256 CCK/W33 Bearing Used?
You’ll often spot 23256 CCK/W33 Bearing in mining equipment, where its robust construction withstands harsh conditions. The spherical roller design also makes it suitable for misalignment-prone applications like conveyor systems.

Built for Heavy-Duty Use: 23256 CCK/W33 Bearing
23256 CCK/W33 Bearing excels in wind turbines, supporting rotor shafts with its high dynamic radial load capacity. The open seal design simplifies lubrication, extending service life in demanding environments.

Automotive vs Aerospace: Applications of 23256 CCK/W33 Bearing
In automotive, 23256 CCK/W33 Bearing fits large trucks and buses, handling heavy axle loads. For aerospace, its temperature range suits auxiliary power units, though its size limits use in compact aircraft systems.

Practical Applications of 23256 CCK/W33 Bearing
23256 CCK/W33 Bearing is a go-to for paper mills, where its steel cage resists moisture damage. The lubrication groove ensures even oil distribution, vital for continuous production lines.

Q&A

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