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22238 CCK/W33 Double Row Spherical Roller Bearing

22238 CCK/W33 Double Row Spherical Roller Bearing

The 22238 CCK/W33 is a double-row spherical roller bearing with a 190mm bore and 340mm outer diameter, built from sturdy chrome steel. It handles combined loads up to 301694 lbf and operates smoothly at speeds up to 2400 RPM.

Its open design and lubrication groove (16.7mm wide) make maintenance straightforward, while the steel cage ensures durability. The bearing performs reliably in temperatures from -30°C to 200°C.

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

Weighing 35kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, ensuring safe and eco-friendly use. The tapered bore (1:12) allows for secure fitting on shafts.

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Product Parameters

  • Part Number 22238 CCK/W33
  • Brand TFL
  • Interchangeable SKF
  • Size 190 x 340 x 92 mm
  • Bore Dia 190 mm
  • Bore Dia Tolerance +0.04mm to 0
  • Outer Dia 340 mm
  • Outer Dia Tolerance -0.04mm to 0
  • Width 92 mm
  • Width Tolerance -0.08mm to 0
  • Shoulder Dia Of Inner Ring 225 mm
  • Shoulder/Recess Dia Of Outer Ring 294 mm
  • Width Of Lubrication Groove 16.7 mm
  • Diameter Of Lubrication Hole 9 mm
  • Chamfer Dimension min.4 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 301694 lbf
  • Static Radial Load 382175 lbf
  • Max Speed 2400 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance CN
  • RoHs Compliant
  • REACH Compliant
  • Weight 35 kg
  • Price （US$） US$535.49

Features

How Is 22238 CCK/W33 Bearing Engineered for Reliability?

22238 CCK/W33 Bearing features a double-row spherical roller design, providing excellent load distribution and alignment flexibility.
Its chrome steel rings and rollers ensure high resistance to wear, even under heavy radial or combined loads.
The lubrication groove and hole design allows for efficient grease distribution, reducing friction and heat buildup.
With a maximum speed of 2,400 rpm, it delivers reliable performance in demanding industrial applications.

What Makes 22238 CCK/W33 Bearing Suitable for High-Temperature Applications?

22238 CCK/W33 Bearing operates smoothly in temperatures ranging from -30°C to 200°C, making it ideal for harsh environments.
The chrome steel construction maintains structural integrity, even under extreme thermal conditions.
Its spherical roller design compensates for misalignment, ensuring consistent performance.
The steel cage enhances durability, reducing maintenance needs over time.

Built for Durability: 22238 CCK/W33 Bearing

22238 CCK/W33 Bearing’s double-row design handles dynamic radial loads up to 301,694 lbf, ensuring long-term reliability.
The tapered bore simplifies installation, providing a secure fit and reducing slippage risks.
Its open seal type allows for easy lubrication, extending service life.
With a weight of 35 kg, it balances robustness and practicality for heavy-duty use.

How Does 22238 CCK/W33 Bearing Reduce Friction?

22238 CCK/W33 Bearing’s spherical rollers and optimized raceway design minimise friction during operation.
The lubrication groove ensures even grease distribution, preventing dry running and wear.
Its chrome steel components resist deformation under load, maintaining smooth performance.
The steel cage keeps rollers aligned, further reducing friction and noise.

Steel vs Ceramic Bearings: Strengths of 22238 CCK/W33 Bearing

22238 CCK/W33 Bearing’s chrome steel construction offers superior strength and cost-effectiveness compared to ceramic alternatives.
Its spherical rollers accommodate misalignment, reducing stress on adjacent components.
The steel cage provides excellent durability, even in high-load scenarios.
With a static radial load capacity of 382,175 lbf, it excels in heavy industrial applications.

Application

Industrial Uses of 22238 CCK/W33 Bearing
The 22238 CCK/W33 Bearing is widely used in heavy machinery like crushers and vibrating screens, where its double-row design handles both radial and axial loads effortlessly. Its spherical roller construction adapts well to misalignment, ensuring reliable performance in tough conditions.

Where Is 22238 CCK/W33 Bearing Used?
You’ll often find 22238 CCK/W33 Bearing in mining equipment, where its high load capacity and durability are essential for continuous operation. The tapered bore design also makes it easier to mount and dismount in large-scale applications.

Built for Heavy-Duty Use: 22238 CCK/W33 Bearing
This bearing excels in industrial fans and pumps, thanks to its robust chrome steel construction and W33 lubrication groove. The steel cage ensures long service life, even in high-speed or high-temperature environments.

Automotive vs Aerospace: Applications of 22238 CCK/W33 Bearing
In automotive applications, 22238 CCK/W33 Bearing supports large drivetrain components, while in aerospace, it’s used in auxiliary systems requiring precision and reliability. Its metric sizing fits seamlessly into both sectors.

Practical Applications of 22238 CCK/W33 Bearing
For wind turbines, 22238 CCK/W33 Bearing is a go-to choice due to its ability to handle dynamic loads and harsh weather conditions. The lubrication groove ensures smooth operation, reducing maintenance needs over time.

Q&A

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