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239/630 CAK/W33 Double Row Spherical Roller Bearing

239/630 CAK/W33 Double Row Spherical Roller Bearing

The 239/630 CAK/W33 is a double-row spherical roller bearing with a large 630mm bore and 850mm outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 1,066,494 lbf and operates smoothly at speeds up to 700 RPM.

Its brass cage and open design ensure durability and easy lubrication, with a temperature range from -30°C to 200°C. The tapered bore (1:12) allows for secure fitting, while the spherical rollers handle misalignment well.

This bearing is interchangeable with SKF models, making it a practical choice for replacements. Suitable for heavy-duty applications like industrial gearboxes or large machinery where high radial loads and misalignment are common.

Weighing 265kg, it’s built for robust performance. Compliant with RoHS and REACH standards for safe and reliable use.

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Product Parameters

  • Part Number 239/630 CAK/W33
  • Brand TFL
  • Interchangeable SKF
  • Size 630 x 850 x 165 mm
  • Bore Dia 630 mm
  • Bore Dia Tolerance +0.07mm to 0
  • Outer Dia 850 mm
  • Outer Dia Tolerance -0.1mm to 0
  • Width 165 mm
  • Width Tolerance -0.5mm to 0
  • Shoulder Dia Of Inner Ring 708 mm
  • Shoulder/Recess Dia Of Outer Ring 787 mm
  • Width Of Lubrication Groove 22.3 mm
  • Diameter Of Lubrication Hole 12 mm
  • Chamfer Dimension min.6 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 Brass
  • Dynamic Radial Load 1066494 lbf
  • Static Radial Load 2203128 lbf
  • Max Speed 700 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance CN
  • RoHs Compliant
  • REACH Compliant
  • Weight 265 kg
  • Price （US$） US$11,895.49

Features

How Does 239/630 CAK/W33 Bearing Handle Heavy Loads?

239/630 CAK/W33 Bearing is built with chrome steel rings and rollers, offering robust resistance to heavy radial and thrust loads.
Its dynamic radial load capacity reaches 1,066,494 lbf, making it suitable for demanding industrial applications.
The brass cage ensures proper roller alignment, reducing friction and enhancing durability.
With a maximum speed of 700 rpm, it delivers reliable performance under high-stress conditions.

Engineered for Reliability: 239/630 CAK/W33 Bearing

239/630 CAK/W33 Bearing features a double-row spherical roller design, accommodating misalignment and reducing stress.
The tapered bore ensures a secure fit, improving stability during operation.
Its lubrication groove and holes facilitate efficient grease distribution, extending maintenance intervals.
Operating between -30°C to 200°C, it performs consistently in varied environments.

Structural Advantages of 239/630 CAK/W33 Bearing

239/630 CAK/W33 Bearing’s chrome steel construction provides excellent wear resistance and longevity.
The spherical roller design handles combined loads effectively, ensuring smooth operation.
With a static radial load capacity of 2,203,128 lbf, it excels in heavy-duty applications.
Its open seal type allows for easy inspection and relubrication, simplifying upkeep.

Application

Industrial Uses of 239/630 CAK/W33 Bearing
This bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row design handles both radial and axial loads efficiently. The brass cage ensures smooth operation even under high stress.

Where Is 239/630 CAK/W33 Bearing Used?
You’ll find it in large industrial gearboxes and mining equipment, thanks to its robust construction and high load capacity. The tapered bore design also simplifies installation in demanding environments.

Built for Heavy-Duty Use: 239/630 CAK/W33 Bearing
Perfect for wind turbine gearboxes, this bearing’s spherical rollers accommodate misalignment while maintaining performance. Its chrome steel rings and rollers offer excellent durability in harsh conditions.

Automotive vs Aerospace: Applications of 239/630 CAK/W33 Bearing
In automotive, it supports large drivetrain components, while in aerospace, it’s used in ground support equipment. The wide temperature range makes it versatile for various climates.

Key Fields for 239/630 CAK/W33 Bearing
It’s ideal for paper mills and steel plants, where its high dynamic load rating ensures reliability. The lubrication groove design also extends service life in continuous operation.

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