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238/630 CAMA/W20 Double Row Spherical Roller Bearing

238/630 CAMA/W20 Double Row Spherical Roller Bearing

The 238/630 CAMA/W20 is a double-row spherical roller bearing with a large 630mm bore and 780mm outer diameter, built from tough chrome steel for heavy-duty use. It handles combined loads up to 572,139 lbf and runs smoothly at speeds up to 750 RPM.

Its brass cage and open design ensure durability while allowing easy lubrication through the 9mm hole. The bearing operates in temperatures from -30°C to 200°C, making it suitable for harsh environments.

With a radial clearance of CN standard, it offers reliable performance under varying loads. Ideal for industrial applications like mining equipment or large gearboxes where high radial loads are common.

Weighing 125kg, this robust bearing is interchangeable with SKF models for convenient replacements. Compliant with RoHS and REACH standards for safe and sustainable use.

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Product Parameters

  • Part Number 238/630 CAMA/W20
  • Brand TFL
  • Interchangeable SKF
  • Size 630 x 780 x 112 mm
  • Bore Dia 630 mm
  • Bore Dia Tolerance -0.05mm to 0
  • Outer Dia 780 mm
  • Outer Dia Tolerance -0.075mm to 0
  • Width 112 mm
  • Width Tolerance -0.5mm to 0
  • Shoulder Dia Of Inner Ring 682 mm
  • Shoulder/Recess Dia Of Outer Ring 738 mm
  • Diameter Of Lubrication Hole 9 mm
  • Chamfer Dimension min.4 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 572139 lbf
  • Static Radial Load 1371335 lbf
  • Max Speed 750 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance CN
  • RoHs Compliant
  • REACH Compliant
  • Weight 125 kg

Features

Performance Features of 238/630 CAMA/W20 Bearing

238/630 CAMA/W20 Bearing is built with chrome steel rings and rollers, offering robust resistance to combined loads.
Its dynamic radial load capacity reaches 572139 lbf, ensuring reliable operation in heavy-duty applications.

The brass cage maintains roller alignment, reducing friction and enhancing durability.
With a maximum speed of 750 rpm, it delivers consistent performance under demanding conditions.

238/630 CAMA/W20 Bearing operates efficiently in temperatures ranging from -30° to 200°C.
Its open design allows for easy lubrication, ensuring smooth and prolonged service life.

The double-row spherical roller design accommodates misalignment, improving operational reliability.
Precision tolerances and high-quality materials make it a dependable choice for industrial applications.

Application

Industrial Uses of 238/630 CAMA/W20 Bearing
The 238/630 CAMA/W20 Bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row design handles both radial and axial loads effortlessly.
Its brass cage and chrome steel construction ensure durability even in harsh industrial environments.

How Does 238/630 CAMA/W20 Bearing Improve Performance?
In mining equipment, 238/630 CAMA/W20 Bearing reduces downtime by withstanding extreme loads and misalignment.
The spherical roller design allows for smooth operation, making it ideal for high-vibration applications.

Built for Heavy-Duty Use: 238/630 CAMA/W20 Bearing
This bearing excels in paper mill machinery, where its large bore and robust construction handle continuous operation.
The lubrication holes ensure consistent performance, even under heavy loads and high temperatures.

Automotive vs Aerospace: Applications of 238/630 CAMA/W20 Bearing
In large vehicles like trucks and buses, 238/630 CAMA/W20 Bearing supports drivetrain components with reliability.
While not typically used in aerospace, its precision makes it suitable for heavy industrial applications requiring similar tolerances.

Where Is 238/630 CAMA/W20 Bearing Used?
You’ll find 238/630 CAMA/W20 Bearing in wind turbines, where its ability to handle misalignment and heavy loads is crucial.
The wide temperature range also makes it adaptable to varying environmental conditions.

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