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22308 EK C3 W33 Double Row Spherical Roller Bearing

22308 EK C3 W33 Double Row Spherical Roller Bearing

The 22308 EK C3 W33 is a double-row spherical roller bearing with a 40mm bore and 90mm outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 34845 lbf and reaches speeds of 8000 RPM, making it suitable for demanding applications.

Its spherical roller design allows for slight misalignment, while the C3 radial clearance ensures smooth operation under varying temperatures (-30°C to 200°C). The open seal type and lubrication groove simplify maintenance.

This bearing is interchangeable with SKF models, offering a reliable replacement option. Ideal for heavy machinery, industrial gearboxes, or conveyor systems where durability and load capacity are key.

Weighing 1kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for various industries.

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Product Parameters

  • Part Number 22308 EK C3 W33
  • Brand TFL
  • Interchangeable SKF
  • Size 40 x 90 x 33 mm
  • Bore Dia 40 mm
  • Bore Dia Tolerance +0.025mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.015mm to 0
  • Width 33 mm
  • Width Tolerance -0.06mm to 0
  • Shoulder Dia Of Inner Ring 49.9 mm
  • Shoulder/Recess Dia Of Outer Ring 74.3 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 Taper 1:12
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 34845 lbf
  • Static Radial Load 31473 lbf
  • Max Speed 8000 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance C3
  • RoHs Compliant
  • REACH Compliant
  • Weight 1 kg
  • Price （US$） 44.82

Features

Performance Features of 22308 EK C3 W33 Bearing

22308 EK C3 W33 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 34845 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 8000 rpm, it maintains efficiency even under demanding conditions.

22308 EK C3 W33 Bearing’s C3 radial clearance provides optimal performance in high-temperature environments.
The steel cage ensures smooth operation, while the lubrication groove extends service life.

Application

Industrial Uses of 22308 EK C3 W33 Bearing
22308 EK C3 W33 Bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row design handles high radial and axial loads. The spherical roller construction compensates for misalignment, ensuring smooth operation in tough conditions.

In automotive applications, 22308 EK C3 W33 Bearing supports components such as wheel hubs and transmissions, providing durability under varying loads. Its tapered bore design simplifies installation, making it a reliable choice for vehicle manufacturers.

For automation systems, 22308 EK C3 W33 Bearing ensures precise movement in robotic arms and conveyor belts. The steel cage and chrome steel rollers offer long service life, even in high-speed environments.

Where Is 22308 EK C3 W33 Bearing Used?
You’ll often find 22308 EK C3 W33 Bearing in industrial fans and pumps, where its C3 clearance accommodates thermal expansion. The lubrication groove design also helps maintain performance in continuous operation.

In construction equipment, 22308 EK C3 W33 Bearing handles the demanding loads of cranes and excavators. Its wide temperature range makes it suitable for both hot and cold working environments.

Built for Heavy-Duty Use: 22308 EK C3 W33 Bearing
22308 EK C3 W33 Bearing excels in mining equipment, where its robust construction withstands extreme loads and vibrations. The open seal design allows for easy relubrication, extending bearing life.

For wind turbines, 22308 EK C3 W33 Bearing provides reliable performance in nacelles and gearboxes. Its high dynamic load capacity ensures stability even under fluctuating wind conditions.

Light-Duty vs Heavy-Duty: Best Uses for 22308 EK C3 W33 Bearing
In light-duty applications like small conveyors, 22308 EK C3 W33 Bearing offers smooth operation with minimal maintenance. For heavy-duty uses like steel mills, its high load capacity and durability shine.

The bearing’s versatility also makes it suitable for paper manufacturing machinery, where precision and reliability are key. Its compatibility with SKF models ensures easy replacement across different brands.

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