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239/850 CA/W33 Double Row Spherical Roller Bearing

239/850 CA/W33 Double Row Spherical Roller Bearing

The 239/850 CA/W33 is a double-row spherical roller bearing with a large 850mm bore and 1120mm outer diameter, built from sturdy chrome steel. It handles combined loads up to 1589849 lbf and runs smoothly at speeds up to 480 RPM.

Its brass cage and open design ensure durability, while the lubrication groove and holes make maintenance straightforward. The bearing operates reliably in temperatures from -30°C to 200°C.

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

Weighing 540kg, it’s designed for robust performance in demanding environments. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 239/850 CA/W33
  • Brand TFL
  • Interchangeable SKF
  • Size 850 x 1120 x 200 mm
  • Bore Dia 850 mm
  • Bore Dia Tolerance -0.1mm to 0
  • Outer Dia 1120 mm
  • Outer Dia Tolerance -0.125mm to 0
  • Width 200 mm
  • Width Tolerance -1mm to 0
  • Shoulder Dia Of Inner Ring 946 mm
  • Shoulder/Recess Dia Of Outer Ring 1046 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 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 1589849 lbf
  • Static Radial Load 350702 lbf
  • Max Speed 480 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance CN
  • RoHs Compliant
  • REACH Compliant
  • Weight 540 kg

Features

How Is 239/850 CA/W33 Bearing Engineered for Reliability?

239/850 CA/W33 Bearing features a double-row spherical roller design, ideal for handling combined radial and thrust loads.
Its chrome steel rings and rollers provide robust strength, supporting dynamic radial loads up to 1,589,849 lbf.

The brass cage ensures smooth roller alignment, reducing friction and wear during operation.
With a maximum speed of 480 rpm, it maintains stable performance even under heavy loads.

239/850 CA/W33 Bearing operates in temperatures from -30° to 200°C, suitable for diverse industrial environments.
Its lubrication groove and hole design simplify maintenance, enhancing long-term reliability.

Application

Industrial Uses of 239/850 CA/W33 Bearing
This bearing is commonly used in heavy machinery like crushers and mining equipment, where its double-row design handles high radial and axial loads effortlessly. The brass cage ensures smooth operation even under extreme conditions.

In wind turbines, 239/850 CA/W33 Bearing supports the main shaft, thanks to its robust construction and ability to withstand misalignment. Its large size and metric dimensions make it ideal for renewable energy applications.

For paper mills and rolling mills, 239/850 CA/W33 Bearing’s spherical roller design accommodates shaft deflections, reducing downtime. The chrome steel rollers provide long-lasting performance in demanding industrial environments.

Where Is 239/850 CA/W33 Bearing Used?
You’ll find this bearing in large gearboxes and industrial fans, where its high load capacity and speed rating are essential. The open seal design allows for easy lubrication, extending its service life.

In construction equipment like cranes and excavators, 239/850 CA/W33 Bearing ensures reliable performance under heavy loads. Its temperature range of -30° to 200°C makes it suitable for harsh working conditions.

Built for Heavy-Duty Use: 239/850 CA/W33 Bearing
This bearing excels in steel production plants, where its dynamic radial load capacity of 1,589,849 lbf is put to the test. The brass cage and chrome steel rollers ensure durability and minimal maintenance.

In marine applications, 239/850 CA/W33 Bearing handles the demanding conditions of ship propulsion systems. Its spherical roller design compensates for alignment issues, ensuring smooth operation at sea.

Automotive vs Aerospace: Applications of 239/850 CA/W33 Bearing
While not typical in cars, this bearing is vital in aerospace ground support equipment, where its high load capacity is crucial. The metric sizing ensures compatibility with international standards.

In industrial presses, 239/850 CA/W33 Bearing’s ability to handle combined loads makes it a reliable choice. Its wide temperature range and lubrication groove design enhance performance in continuous operations.

Q&A

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