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22256 CCK/C3W33 Double Row Spherical Roller Bearing

22256 CCK/C3W33 Double Row Spherical Roller Bearing

The 22256 CCK/C3W33 is a double-row spherical roller bearing with a 280mm bore and 500mm outer diameter, built from sturdy chrome steel. It handles combined loads up to 628341 lbf and runs smoothly at speeds up to 1500 RPM.

Its spherical roller design allows for slight misalignment, while the steel cage ensures durability. The open construction and lubrication groove make maintenance straightforward.

This bearing suits heavy-duty applications like industrial gearboxes or mining equipment, where high radial loads are common. It operates in temperatures from -30°C to 200°C.

Weighing 109kg, it’s a robust choice for demanding environments. Compliant with RoHS and REACH standards, it’s interchangeable with SKF models for easy replacement.

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Product Parameters

  • Part Number 22256 CCK/C3W33
  • Brand TFL
  • Interchangeable SKF
  • Size 280 x 500 x 130 mm
  • Bore Dia 280 mm
  • Bore Dia Tolerance +0.052mm to 0
  • Outer Dia 500 mm
  • Outer Dia Tolerance -0.045mm to 0
  • Width 130 mm
  • Width Tolerance -0.1mm to 0
  • Shoulder Dia Of Inner Ring 333 mm
  • Shoulder/Recess Dia Of Outer Ring 441 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 628341 lbf
  • Static Radial Load 843034 lbf
  • Max Speed 1500 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance C3
  • RoHs Compliant
  • REACH Compliant
  • Weight 109 kg
  • Price （US$） US$3,012.99

Features

How Does 22256 CCK/C3W33 Bearing Handle Combined Loads?

22256 CCK/C3W33 Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 628341 lbf, ensuring reliable performance in heavy-duty applications.
The double-row spherical roller design allows for slight misalignment, reducing stress and wear.
With a maximum speed of 1500 rpm, it maintains efficiency even under demanding conditions.

What Makes 22256 CCK/C3W33 Bearing Suitable for High-Temperature Applications?

22256 CCK/C3W33 Bearing operates in temperatures ranging from -30° to 200 °C, making it ideal for extreme environments.
The chrome steel construction ensures durability and resistance to thermal expansion.
Its open design allows for easy lubrication, maintaining smooth operation under high heat.
The C3 radial clearance accommodates thermal expansion, preventing performance issues.

Engineered for Precision: 22256 CCK/C3W33 Bearing

22256 CCK/C3W33 Bearing features a tapered bore design for precise mounting and alignment.
The spherical roller construction compensates for misalignment, ensuring consistent performance.
Its steel cage keeps the rollers in place, minimising friction and wear.
With a static radial load capacity of 843034 lbf, it delivers long-lasting reliability.

Optimized for Efficiency: 22256 CCK/C3W33 Bearing

22256 CCK/C3W33 Bearing’s lubrication groove and holes ensure even oil distribution, reducing friction.
The double-row design increases load capacity while maintaining compact dimensions.
Its chrome steel rollers and rings provide excellent wear resistance, extending service life.
Weighing 109 kg, it balances strength and manageability for industrial applications.

Application

Industrial Uses of 22256 CCK/C3W33 Bearing
The 22256 CCK/C3W33 Bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row design handles combined loads with ease. Its tapered bore ensures a secure fit, reducing slippage during high-stress operations.

In wind turbines, 22256 CCK/C3W33 Bearing supports the main shaft, offering reliable performance under varying wind conditions. The C3 radial clearance allows for thermal expansion, making it suitable for outdoor applications.

For mining equipment, 22256 CCK/C3W33 Bearing’s chrome steel construction withstands abrasive environments, while the lubrication groove extends service life. Its large size and weight make it ideal for stationary industrial setups.

Where Is 22256 CCK/C3W33 Bearing Used?
You’ll often find 22256 CCK/C3W33 Bearing in paper mills, where its spherical rollers compensate for misalignment in drying cylinders. The open design simplifies relubrication, keeping downtime to a minimum.

In steel plants, 22256 CCK/C3W33 Bearing handles the intense heat and heavy loads of rolling mills. The steel cage provides durability, even in high-temperature conditions up to 200°C.

Built for Heavy-Duty Use: 22256 CCK/C3W33 Bearing
This bearing excels in construction equipment like cranes, where its dynamic radial load capacity ensures smooth operation. The metric sizing makes it interchangeable with major brands like SKF for easy replacement.

For marine applications, 22256 CCK/C3W33 Bearing’s corrosion-resistant materials perform well in harsh saltwater environments. The lubrication holes help maintain performance in hard-to-reach areas.

Automotive vs Aerospace: Applications of 22256 CCK/C3W33 Bearing
In large trucks, 22256 CCK/C3W33 Bearing supports axles and transmissions, handling heavy loads over long distances. Its static radial load capacity ensures stability during sudden stops.

For aerospace ground equipment, this bearing is used in cargo loaders and maintenance platforms. The temperature range suits both cold mornings and hot tarmac conditions.

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