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21316 CJ Double Row Spherical Roller Bearing
21316 CJ Double Row Spherical Roller Bearing

21316 CJ Double Row Spherical Roller Bearing

The 21316 CJ is a double-row spherical roller bearing with an 80mm bore and 170mm outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 74412 lbf and operates smoothly at speeds up to 5300 RPM.

Its open design allows for easy lubrication, with a 6mm groove and 3mm hole for efficient maintenance. The steel cage ensures durability, while the spherical rollers accommodate misalignment.

This bearing suits heavy-duty applications like industrial gearboxes or mining equipment, where high radial loads and misalignment are common. It works in temperatures from -30°C to 200°C.

Weighing 4.55kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s interchangeable with SKF models for reliable replacements.

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Product Parameters

  • Part Number 21316 CJ
  • Brand TFL
  • Interchangeable SKF
  • Size 80 x 170 x 39 mm
  • Bore Dia 80 mm
  • Bore Dia Tolerance -0.015mm to 0
  • Outer Dia 170 mm
  • Outer Dia Tolerance -0.025mm to 0
  • Width 39 mm
  • Width Tolerance -0.06mm to 0
  • Shoulder Dia Of Inner Ring 106 mm
  • Shoulder/Recess Dia Of Outer Ring 141 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 74412 lbf
  • Static Radial Load 84303 lbf
  • Max Speed 5300 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance CN
  • RoHs Compliant
  • REACH Compliant
  • Weight 4.55 kg
  • Price (US$) 72

Features

Performance Features of 21316 CJ Bearing

21316 CJ Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 74,412 lbf, ensuring reliable performance in demanding conditions.

The double-row spherical roller design allows for slight misalignment, reducing stress on the bearing.
This feature enhances durability and extends the service life even under heavy loads.

With a maximum speed of 5,300 rpm, 21316 CJ Bearing balances high performance and efficiency.
The steel cage maintains roller alignment, ensuring smooth operation and reduced wear.

21316 CJ Bearing operates in temperatures from -30° to 200°C, suitable for various environments.
Its open design simplifies lubrication, making maintenance straightforward and cost-effective.

Application

Industrial Uses of 21316 CJ Bearing
21316 CJ Bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row design handles both radial and axial loads efficiently.
The spherical roller construction allows for slight misalignment, making it suitable for rugged industrial environments.

What Makes 21316 CJ Bearing a Preferred Choice?
In mining equipment, 21316 CJ Bearing’s high dynamic load capacity ensures reliable performance under extreme conditions.
Its chrome steel rollers and steel cage provide durability, reducing maintenance needs in demanding applications.

Built for Heavy-Duty Use: 21316 CJ Bearing
For conveyor systems, 21316 CJ Bearing offers smooth operation even with heavy loads and continuous use.
The lubrication groove design helps maintain performance, extending the bearing’s service life in high-temperature settings.

Automotive vs Aerospace: Applications of 21316 CJ Bearing
In automotive applications, 21316 CJ Bearing supports components like drivetrains, where combined loads are common.
Its metric sizing and high-speed capability also make it adaptable for certain aerospace auxiliary systems.

Essential Roles of 21316 CJ Bearing
In wind turbines, 21316 CJ Bearing’s ability to handle misalignment and heavy loads makes it a key component.
The wide temperature range ensures consistent performance in varying weather conditions.

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