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231/530 CA/W33 Double Row Spherical Roller Bearing

231/530 CA/W33 Double Row Spherical Roller Bearing

The 231/530 CA/W33 is a double-row spherical roller bearing with a large 530mm bore and 870mm outer diameter, built from tough chrome steel. It handles heavy combined loads, with a dynamic radial load capacity of 1,916,721 lbf and a static radial load of 3,147,325 lbf.

Its brass cage and spherical rollers ensure smooth rotation, even under misalignment, while the open design allows for easy lubrication. The bearing operates well in temperatures ranging from -30°C to 200°C.

With a maximum speed of 670 RPM, it’s suited for heavy-duty applications like industrial gearboxes or large machinery. The lubrication groove and holes make maintenance straightforward.

Weighing 640kg, it’s a robust choice for demanding environments. Compliant with RoHS and REACH standards, it’s interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 231/530 CA/W33
  • Brand TFL
  • Interchangeable SKF
  • Size 530 x 870 x 272 mm
  • Bore Dia 530 mm
  • Bore Dia Tolerance -0.05mm to 0
  • Outer Dia 870 mm
  • Outer Dia Tolerance -0.1mm to 0
  • Width 272 mm
  • Width Tolerance -0.5mm to 0
  • Shoulder Dia Of Inner Ring 638 mm
  • Shoulder/Recess Dia Of Outer Ring 763 mm
  • Width Of Lubrication Groove 22.3 mm
  • Diameter Of Lubrication Hole 12 mm
  • Chamfer Dimension min.7.5 mm
  • System of Measurement Metric
  • Radial run-out Standard
  • Bearing Type Roller
  • Roller Bearing Type Spherical
  • Bore Type Cylindrical
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 1916721 lbf
  • Static Radial Load 3147325 lbf
  • Max Speed 670 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance CN
  • RoHs Compliant
  • REACH Compliant
  • Weight 640 kg
  • Price （US$） US$15,951.44

Features

Performance Features of 231/530 CA/W33 Bearing

231/530 CA/W33 Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 1,916,721 lbf, making it suitable for heavy-duty industrial applications.

The brass cage ensures smooth roller movement, reducing friction and enhancing durability.
With a maximum speed of 670 rpm, it delivers reliable performance under demanding conditions.

231/530 CA/W33 Bearing operates effectively in temperatures ranging from -30° to 200°C.
Its open design and lubrication system ensure consistent performance even in harsh environments.

The double-row spherical roller design accommodates misalignment, improving operational stability.
Precision tolerances and robust construction contribute to its long service life.

Lubrication grooves and holes in 231/530 CA/W33 Bearing simplify maintenance.
This design feature helps extend intervals between servicing, reducing downtime.

Application

Industrial Uses of 231/530 CA/W33 Bearing
This bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row design handles high radial and axial loads effortlessly.
The brass cage ensures smooth operation even under extreme conditions, making it a reliable choice for mining equipment.

What Makes 231/530 CA/W33 Bearing a Preferred Choice?
Its spherical roller design accommodates misalignment, perfect for applications like paper mill rollers or wind turbine gearboxes.
The chrome steel construction provides excellent durability, while the lubrication groove extends service life in demanding environments.

Built for Heavy-Duty Use: 231/530 CA/W33 Bearing
You’ll often find this bearing in large industrial fans and pumps, where its 870mm outer diameter provides stable support.
The wide temperature range (-30° to 200°C) makes it suitable for both hot processing plants and cold storage facilities.

Automotive vs Aerospace: Applications of 231/530 CA/W33 Bearing
While too large for most vehicles, this bearing excels in aerospace ground support equipment like aircraft tow tractors.
In industrial settings, it’s frequently used for steel mill roll necks due to its massive load capacity (3,147,325 lbf static radial load).

Perfect Fit for Automation: 231/530 CA/W33 Bearing
In automated production lines, this bearing supports heavy rotating assemblies with minimal maintenance needs.
The W33 lubrication feature simplifies upkeep, crucial for continuous operation in food processing or packaging machinery.

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