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239/670 CA/W33VQ424 Double Row Spherical Roller Bearing

239/670 CA/W33VQ424 Double Row Spherical Roller Bearing

The 239/670 CA/W33VQ424 is a double-row spherical roller bearing with a large 670mm bore and 900mm outer diameter, built from tough chrome steel. It handles combined loads up to 1,156,867 lbf and runs smoothly at speeds up to 670 RPM.

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

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

Weighing 310kg, it’s a robust choice for industrial applications. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 239/670 CA/W33VQ424
  • Brand TFL
  • Interchangeable SKF
  • Size 670 x 900 x 170 mm
  • Bore Dia 670 mm
  • Bore Dia Tolerance -0.075mm to 0
  • Outer Dia 900 mm
  • Outer Dia Tolerance -0.1mm to 0
  • Width 170 mm
  • Width Tolerance -0.75mm to 0
  • Shoulder Dia Of Inner Ring 752 mm
  • Shoulder/Recess Dia Of Outer Ring 835 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 1156867 lbf
  • Static Radial Load 2427937 lbf
  • Max Speed 670 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance CN
  • RoHs Compliant
  • REACH Compliant
  • Weight 310 kg
  • Price （US$） US$13,357.46

Features

Performance Features of 239/670 CA/W33VQ424 Bearing

239/670 CA/W33VQ424 Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 1,156,867 lbf, making it suitable for heavy-duty industrial applications.

The brass cage ensures smooth roller movement, reducing friction and extending operational life.
With a maximum speed of 670 rpm, it maintains stability even under demanding conditions.

239/670 CA/W33VQ424 Bearing operates effectively in temperatures ranging from -30° to 200°C.
Its double-row spherical design accommodates misalignment, enhancing reliability in varied applications.

The lubrication groove and hole design ensure consistent oil distribution, reducing maintenance needs.
This bearing’s robust construction makes it a dependable choice for long-term use.

Application

Industrial Uses of 239/670 CA/W33VQ424 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. The brass cage ensures smooth operation even under demanding conditions.

Where Is 239/670 CA/W33VQ424 Bearing Used?
You’ll find it in large industrial gearboxes and mining equipment, thanks to its robust construction and high load capacity. The spherical roller design also compensates for misalignment, reducing wear.

Built for Heavy-Duty Use: 239/670 CA/W33VQ424 Bearing
Ideal for wind turbine gearboxes, this bearing’s chrome steel rollers and rings withstand extreme forces. The lubrication groove and hole make maintenance straightforward in hard-to-reach areas.

Automotive vs Aerospace: Applications of 239/670 CA/W33VQ424 Bearing
While too large for most vehicles, it’s perfect for aerospace ground support equipment like cargo loaders. Its temperature range suits both hot tarmac and cold storage environments.

Key Fields for 239/670 CA/W33VQ424 Bearing
In paper mills, this bearing supports large rollers under heavy loads and high humidity. The open seal design allows for easy relubrication, extending service life.

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