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21307 CC/C3W64 Double Row Spherical Roller Bearing

21307 CC/C3W64 Double Row Spherical Roller Bearing

The 21307 CC/C3W64 is a double-row spherical roller bearing with a 35mm bore and 80mm outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 17805 lbf and runs smoothly at speeds up to 9500 RPM.

Its open design allows easy lubrication, while the steel cage ensures durability. The bearing operates well in temperatures from -30°C to 200°C, making it versatile for various conditions.

This model is interchangeable with SKF bearings, offering a reliable replacement option. Ideal for heavy-duty applications like industrial gearboxes or mining equipment where robust performance is needed.

Weighing 0.54kg, it balances strength and practicality. Compliant with RoHS and REACH standards, it’s a safe choice for demanding environments.

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Product Parameters

  • Part Number 21307 CC/C3W64
  • Brand TFL
  • Interchangeable SKF
  • Size 35 x 80 x 21 mm
  • Bore Dia 35 mm
  • Bore Dia Tolerance -0.012mm to 0
  • Outer Dia 80 mm
  • Outer Dia Tolerance -0.013mm to 0
  • Width 21 mm
  • Width Tolerance -0.06mm to 0
  • Shoulder Dia Of Inner Ring 47.2 mm
  • Shoulder/Recess Dia Of Outer Ring 65.6 mm
  • Chamfer Dimension min.1.5 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 17805 lbf
  • Static Radial Load 16186 lbf
  • Max Speed 9500 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance C3
  • RoHs Compliant
  • REACH Compliant
  • Weight 0.54 kg

Features

Performance Features of 21307 CC/C3W64 Bearing

21307 CC/C3W64 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 17805 lbf, ensuring reliable performance in heavy-duty applications.

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 challenging conditions.

With a maximum speed of 9500 rpm, 21307 CC/C3W64 Bearing balances high performance and efficiency.
The C3 radial clearance provides optimal operation in varying temperature ranges from -30° to 200°C.

The steel cage maintains roller alignment, ensuring smooth operation and reduced wear.
Its open design simplifies lubrication, making maintenance straightforward and cost-effective.

Application

Industrial Uses of 21307 CC/C3W64 Bearing
21307 CC/C3W64 Bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row design handles both radial and axial loads effortlessly. The spherical roller construction also compensates for minor misalignments, ensuring smooth operation in tough conditions.

Where Is 21307 CC/C3W64 Bearing Used?
You’ll often find 21307 CC/C3W64 Bearing in conveyor systems and gearboxes, where its high dynamic load capacity keeps things running reliably. The C3 radial clearance makes it suitable for applications with thermal expansion or heavy vibration.

Built for Heavy-Duty Use: 21307 CC/C3W64 Bearing
21307 CC/C3W64 Bearing excels in mining equipment, thanks to its chrome steel rollers and robust steel cage. It’s built to withstand high speeds and extreme temperatures, making it a dependable choice for demanding environments.

Automotive vs Aerospace: Applications of 21307 CC/C3W64 Bearing
In automotive applications, 21307 CC/C3W64 Bearing supports drivetrain components, while in aerospace, it’s used in auxiliary systems where precision and durability matter. The metric sizing ensures compatibility across various industries.

Perfect Fit for Automation: 21307 CC/C3W64 Bearing
21307 CC/C3W64 Bearing works well in robotic arms and automated assembly lines, where its low friction and high-speed capability enhance performance. The open design allows for easy lubrication, extending service life in continuous operations.

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