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21313 CJ-W33 Double Row Spherical Roller Bearing
21313 CJ-W33 Double Row Spherical Roller Bearing

21313 CJ-W33 Double Row Spherical Roller Bearing

The 21313 CJ-W33 is a double-row spherical roller bearing with a 65mm bore and 140mm outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 54629 lbf and operates smoothly at speeds up to 6000 RPM.

Its open design and lubrication groove make maintenance straightforward, while the steel cage ensures durability. The bearing performs reliably in temperatures ranging from -30°C to 200°C.

This model is interchangeable with SKF bearings, offering a dependable replacement option. Suitable for heavy-duty applications like industrial gearboxes or mining equipment where high radial loads are present.

Weighing 2.55kg, it balances strength with manageable size. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 21313 CJ-W33
  • Brand TFL
  • Interchangeable SKF
  • Size 65 x 140 x 33 mm
  • Bore Dia 65 mm
  • Bore Dia Tolerance -0.015mm to 0
  • Outer Dia 140 mm
  • Outer Dia Tolerance -0.018mm to 0
  • Width 33 mm
  • Width Tolerance -0.06mm to 0
  • Shoulder Dia Of Inner Ring 94.7 mm
  • Shoulder/Recess Dia Of Outer Ring 124 mm
  • Width Of Lubrication Groove 6 mm
  • Diameter Of Lubrication Hole 3 mm
  • Chamfer Dimension min.2.1 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 Steel
  • Dynamic Radial Load 54629 lbf
  • Static Radial Load 60698 lbf
  • Max Speed 6000 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance CN
  • RoHs Compliant
  • REACH Compliant
  • Weight 2.55 kg
  • Price (US$) 47.34

Features

Performance Features of 21313 CJ-W33 Bearing

21313 CJ-W33 Bearing is built with chrome steel rings and rollers, offering robust resistance to combined loads.
Its dynamic radial load capacity reaches 54629 lbf, ensuring reliable performance in heavy-duty applications.

The double-row spherical roller design allows for smooth operation even under misalignment conditions.
With a maximum speed of 6000 rpm, it delivers both durability and efficiency in demanding environments.

21313 CJ-W33 Bearing operates effectively in temperatures ranging from -30° to 200°C.
Its steel cage maintains roller alignment, reducing wear and extending service life.

The lubrication groove and holes ensure consistent lubrication, enhancing performance.
This design minimises maintenance needs while optimising operational reliability.

Application

Industrial Uses of 21313 CJ-W33 Bearing
21313 CJ-W33 Bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row design handles combined loads effectively. The spherical roller type also compensates for minor misalignments, ensuring smooth operation.

What Makes 21313 CJ-W33 Bearing a Preferred Choice?
In mining equipment, 21313 CJ-W33 Bearing’s high dynamic radial load capacity makes it suitable for harsh conditions. Its chrome steel construction and lubrication grooves enhance durability and maintenance efficiency.

Built for Heavy-Duty Use: 21313 CJ-W33 Bearing
For conveyor systems, 21313 CJ-W33 Bearing’s wide temperature range and robust design ensure reliable performance. The open seal type allows for easy re-lubrication, extending service life in dusty environments.

Automotive vs Aerospace: Applications of 21313 CJ-W33 Bearing
In automotive applications, 21313 CJ-W33 Bearing supports drivetrain components, while in aerospace, its precision and load capacity are valued. The metric sizing ensures compatibility across various industries.

Essential Roles of 21313 CJ-W33 Bearing
21313 CJ-W33 Bearing is vital in wind turbines, where its ability to handle radial and axial loads is crucial. The steel cage and roller material provide stability under high-speed rotations.

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