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22256 CCK/W33 Double Row Spherical Roller Bearing

22256 CCK/W33 Double Row Spherical Roller Bearing

The 22256 CCK/W33 is a double-row spherical roller bearing with a 280mm bore and 500mm outer diameter, built from robust chrome steel. It handles combined loads up to 628341 lbf and operates smoothly at speeds up to 1500 RPM.

Its spherical roller design allows for slight misalignment, while the steel cage ensures durability under heavy loads. The open construction requires lubrication, with grooves and holes for easy maintenance.

This bearing suits high-temperature environments, working from -30°C to 200°C. It’s interchangeable with SKF models, making it a practical choice for replacements. Ideal for heavy machinery like crushers or mining equipment where reliability is key.

Weighing 110kg, it’s built for demanding industrial applications. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 22256 CCK/W33
  • 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 CN
  • RoHs Compliant
  • REACH Compliant
  • Weight 110 kg
  • Price （US$） US$3,012.99

Features

Performance Features of 22256 CCK/W33 Bearing

22256 CCK/W33 Bearing is built with chrome steel rings and rollers, offering excellent resistance to combined loads.
Its dynamic radial load capacity reaches 628341 lbf, making it suitable for heavy-duty industrial applications.

The double-row spherical roller design ensures smooth operation even under misalignment conditions.
With a maximum speed of 1500 rpm, it delivers reliable performance in demanding environments.

22256 CCK/W33 Bearing operates efficiently in temperatures ranging from -30° to 200°C.
The steel cage maintains roller alignment, enhancing durability and reducing maintenance needs.

Lubrication grooves and holes in 22256 CCK/W33 Bearing ensure consistent performance.
Its tapered bore design simplifies installation, saving time and effort during setup.

Application

Industrial Uses of 22256 CCK/W33 Bearing
The 22256 CCK/W33 Bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row design handles high radial and axial loads efficiently. The spherical roller construction also compensates for shaft misalignment, reducing wear in demanding conditions.

Where Is 22256 CCK/W33 Bearing Used?
You’ll often find 22256 CCK/W33 Bearing in mining equipment, where its robust chrome steel rollers withstand extreme loads and harsh environments. The tapered bore ensures a secure fit, making it ideal for high-torque applications like conveyor drives.

Built for Heavy-Duty Use: 22256 CCK/W33 Bearing
22256 CCK/W33 Bearing excels in wind turbine gearboxes, thanks to its dynamic load capacity and lubrication groove design. The steel cage enhances durability, ensuring reliable performance even under continuous operation.

Automotive vs Aerospace: Applications of 22256 CCK/W33 Bearing
In automotive, 22256 CCK/W33 Bearing supports large drivetrain components, while in aerospace, it’s used in ground support equipment. Its wide temperature range (-30° to 200°C) makes it versatile for both industries.

Key Fields for 22256 CCK/W33 Bearing
22256 CCK/W33 Bearing is a go-to choice for paper mills, where its high static load rating handles heavy rollers. The open seal design simplifies maintenance, keeping downtime to a minimum in continuous production lines.

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