239/670 CAK/C083W507 Double Row Spherical Roller Bearing

The 239/670 CAK/C083W507 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 allow for easy lubrication, while the tapered bore ensures a secure fit. The bearing operates in temperatures from -30°C to 200°C, making it 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 loads are common.

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

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Description

Features

Application

Q&A

Product Parameters

Part Number 239/670 CAK/C083W507
Brand TFL
Interchangeable SKF
Size 670 x 900 x 170 mm
Bore Dia 670 mm
Bore Dia Tolerance +0.08mm 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 P5
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 1156867 lbf
Static Radial Load 2427937 lbf
Max Speed 670 rpm
Lubrication Required
Temperature Range -30° to 200 °C
Radial Clearance C3
RoHs Compliant
REACH Compliant
Weight 310 kg
Price （US$） US$13,357.46

Features

Performance Features of 239/670 CAK/C083W507 Bearing

239/670 CAK/C083W507 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 applications.

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

239/670 CAK/C083W507 Bearing operates in temperatures from -30° to 200°C, adapting to various environments.
Its tapered bore design simplifies installation, ensuring a secure fit and reducing maintenance needs.

The lubrication groove and hole in 239/670 CAK/C083W507 Bearing ensure consistent lubrication, prolonging service life.
Its C3 radial clearance allows for thermal expansion, maintaining performance under load.

Application

Industrial Uses of 239/670 CAK/C083W507 Bearing
239/670 CAK/C083W507 Bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row spherical design handles misalignment and heavy radial loads. The brass cage ensures smooth operation even under high stress.

In wind turbine applications, 239/670 CAK/C083W507 Bearing supports the main shaft, thanks to its high dynamic radial load capacity. The tapered bore design simplifies installation and maintenance in these critical systems.

For mining equipment, 239/670 CAK/C083W507 Bearing’s chrome steel construction provides durability in harsh environments. Its C3 radial clearance allows for thermal expansion, making it reliable in fluctuating temperatures.

Where Is 239/670 CAK/C083W507 Bearing Used?
You’ll find 239/670 CAK/C083W507 Bearing in paper mills, where it supports large rollers under combined loads. The open seal design facilitates lubrication, extending service life in dusty conditions.

In steel production lines, 239/670 CAK/C083W507 Bearing handles the intense heat and heavy loads of rolling mills. Its P5 radial run-out precision ensures consistent performance in demanding operations.

Built for Heavy-Duty Use: 239/670 CAK/C083W507 Bearing
239/670 CAK/C083W507 Bearing excels in construction equipment like cranes, where its 2427937 lbf static load rating provides stability. The metric sizing ensures compatibility with global machinery standards.

For marine applications, 239/670 CAK/C083W507 Bearing’s corrosion-resistant materials and lubrication grooves enhance performance in saltwater environments. Its wide temperature range suits both Arctic and tropical conditions.

Automotive vs Aerospace: Applications of 239/670 CAK/C083W507 Bearing
In automotive testing rigs, 239/670 CAK/C083W507 Bearing endures high-speed rotations and variable loads. The spherical rollers compensate for shaft deflections during rigorous testing.

For aerospace ground equipment, 239/670 CAK/C083W507 Bearing’s precision and load capacity make it ideal for aircraft tow tractors. The brass cage reduces vibration, ensuring smooth movement of heavy loads.