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21309 CC W33 C04 Double Row Spherical Roller Bearing
21309 CC W33 C04 Double Row Spherical Roller Bearing

21309 CC W33 C04 Double Row Spherical Roller Bearing

The 21309 CC W33 C04 is a double-row spherical roller bearing with a 45mm bore and 100mm outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 29000 lbf and reaches speeds of 8500 RPM.

Its open design and lubrication groove (6mm wide) make maintenance straightforward, while the steel cage ensures durability. The bearing operates smoothly in temperatures from -30°C to 200°C.

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

Weighing 0.98kg, it balances strength and practicality. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 21309 CC W33 C04
  • Brand TFL
  • Interchangeable SKF
  • Size 45 x 100 x 25 mm
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.012mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.015mm to 0
  • Width 25 mm
  • Width Tolerance -0.06mm to 0
  • Shoulder Dia Of Inner Ring 65.3 mm
  • Shoulder/Recess Dia Of Outer Ring 88 mm
  • Width Of Lubrication Groove 6 mm
  • Diameter Of Lubrication Hole 3 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 29000 lbf
  • Static Radial Load 28551 lbf
  • Max Speed 8500 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance CN
  • RoHs Compliant
  • REACH Compliant
  • Weight 0.98 kg
  • Price (US$) 30.24

Features

Performance Features of 21309 CC W33 C04 Bearing

21309 CC W33 C04 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 29000 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 8500 rpm, 21309 CC W33 C04 Bearing balances high performance and efficiency.
The steel cage maintains roller alignment, ensuring smooth operation and reduced wear.

21309 CC W33 C04 Bearing operates in temperatures from -30° to 200°C, suitable for various environments.
Its lubrication groove and hole design ensure consistent performance with minimal maintenance.

Application

Industrial Uses of 21309 CC W33 C04 Bearing
21309 CC W33 C04 Bearing is commonly used in heavy machinery like conveyor systems and industrial fans, where its double-row design handles both radial and axial loads efficiently. The chrome steel construction ensures durability in demanding environments.

Where Is 21309 CC W33 C04 Bearing Used?
You’ll often find 21309 CC W33 C04 Bearing in automotive applications such as gearboxes and wheel hubs, thanks to its ability to manage high-speed rotations. The spherical roller design also helps accommodate misalignment in these systems.

Built for Heavy-Duty Use: 21309 CC W33 C04 Bearing
21309 CC W33 C04 Bearing excels in construction equipment like cranes and excavators, where its high load capacity and temperature resistance are crucial. The lubrication groove ensures smooth operation even under continuous use.

Medical vs Industrial: Where 21309 CC W33 C04 Bearing Excels
While 21309 CC W33 C04 Bearing is robust enough for industrial settings, its precision also makes it suitable for medical imaging devices. The steel cage and rollers provide reliable performance in both high-load and high-precision scenarios.

Automation and Robotics with 21309 CC W33 C04 Bearing
In robotic arms and automated production lines, 21309 CC W33 C04 Bearing offers smooth movement and long service life. Its spherical rollers help absorb shocks and vibrations, ensuring consistent performance.

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