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21313 E W33 Double Row Spherical Roller Bearing
21313 E W33 Double Row Spherical Roller Bearing

21313 E W33 Double Row Spherical Roller Bearing

The 21313 E 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 reaching 6000 RPM.

Its spherical roller design allows for slight misalignment, while the steel cage ensures durability under heavy use. The open construction with lubrication grooves makes maintenance straightforward.

This bearing suits high-load applications like industrial gearboxes or heavy machinery, where reliability is key. It performs well in temperatures from -30°C to 200°C.

Weighing 2.55kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a dependable choice for replacements, interchangeable with SKF models.

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Product Parameters

  • Part Number 21313 E 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 E W33 Bearing

21313 E W33 Bearing is built with chrome steel rings and rollers, offering strong 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 slight misalignment, reducing stress on the bearing.
With a maximum speed of 6000 rpm, it maintains efficiency even under demanding conditions.

21313 E W33 Bearing operates in temperatures from -30° to 200°C, suitable for various industrial environments.
The steel cage ensures stability, while the lubrication groove design simplifies maintenance.

Application

Industrial Uses of 21313 E W33 Bearing
21313 E 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, reducing wear in demanding environments.

What Makes 21313 E W33 Bearing a Preferred Choice?
In mining equipment, 21313 E W33 Bearing’s high dynamic radial load capacity ensures reliable performance under extreme conditions. The steel cage and chrome steel rollers provide durability, even in dusty or high-temperature settings.

Optimized for Performance: 21313 E W33 Bearing
For conveyor systems, 21313 E W33 Bearing’s lubrication groove design simplifies maintenance, extending service life. Its metric sizing makes it a versatile fit for various industrial applications across Europe and Asia.

Automotive vs Aerospace: Applications of 21313 E W33 Bearing
In automotive drivetrains, 21313 E W33 Bearing supports heavy loads in gearboxes and axles. While not typically used in aerospace, its high-speed capability (up to 6000 rpm) suits industrial fans and pumps.

Essential Roles of 21313 E W33 Bearing
21313 E W33 Bearing is ideal for paper mill machinery, where its temperature range (-30° to 200°C) handles steam and heat exposure. The open seal design allows for custom lubrication, adapting to specific operational needs.

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