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22308 E/C4 Double Row Spherical Roller Bearing
22308 E/C4 Double Row Spherical Roller Bearing

22308 E/C4 Double Row Spherical Roller Bearing

The 22308 E/C4 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 spins smoothly at speeds up to 8000 RPM.

Its spherical roller design allows for slight misalignment, while the steel cage ensures durability under heavy use. The bearing requires regular lubrication and operates well in temperatures from -30°C to 200°C.

This model is interchangeable with SKF bearings, making it a practical choice for replacements. Ideal for industrial machinery, gearboxes, or heavy equipment where high radial loads are common.

Weighing 1kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and reliable performance.

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Product Parameters

  • Part Number 22308 E/C4
  • Brand TFL
  • Interchangeable SKF
  • Size 40 x 90 x 33 mm
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.012mm 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 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 34845 lbf
  • Static Radial Load 31473 lbf
  • Max Speed 8000 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance C4
  • RoHs Compliant
  • REACH Compliant
  • Weight 1 kg
  • Price (US$) 58.3

Features

Performance Features of 22308 E/C4 Bearing

22308 E/C4 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 demanding conditions.
The double-row spherical roller design accommodates misalignment, reducing stress on the bearing.
With a maximum speed of 8000 rpm, it delivers both durability and efficiency.

How Is 22308 E/C4 Bearing Engineered for Reliability?

22308 E/C4 Bearing features a steel cage that maintains roller alignment, minimising wear and extending service life.
The C4 radial clearance allows for thermal expansion, making it suitable for high-temperature applications.
Its lubrication groove and holes ensure consistent lubrication, reducing maintenance needs.
The spherical roller design compensates for shaft misalignment, enhancing operational reliability.

Built for Durability: 22308 E/C4 Bearing

22308 E/C4 Bearing withstands temperatures from -30° to 200°C, making it versatile for various environments.
The chrome steel construction resists wear, ensuring long-term performance under heavy loads.
Its double-row design distributes loads evenly, reducing stress and prolonging fatigue life.
With a static radial load capacity of 31473 lbf, it handles demanding applications with ease.

Steel vs Ceramic Bearings: Strengths of 22308 E/C4 Bearing

22308 E/C4 Bearing’s chrome steel rollers provide excellent load-bearing capacity compared to ceramic alternatives.
The steel cage ensures durability and reliable performance in high-load scenarios.
Its spherical roller design offers superior misalignment compensation, reducing operational stress.
With a wide temperature range, it outperforms many ceramic bearings in extreme conditions.

Application

Industrial Uses of 22308 E/C4 Bearing
22308 E/C4 Bearing is commonly used in heavy machinery like conveyor systems and crushers, where its double-row design handles both radial and axial loads efficiently. The spherical roller construction allows for slight misalignment, making it reliable in rugged environments.

Where Is 22308 E/C4 Bearing Used?
In automotive applications, 22308 E/C4 Bearing supports components like gearboxes and differentials, ensuring smooth operation under high loads. Its chrome steel rollers provide durability, even in demanding driving conditions.

Built for Heavy-Duty Use: 22308 E/C4 Bearing
For wind turbines, 22308 E/C4 Bearing’s high dynamic load capacity makes it ideal for rotor shafts exposed to variable forces. The C4 radial clearance ensures optimal performance under thermal expansion.

Automotive vs Aerospace: Applications of 22308 E/C4 Bearing
In aerospace, 22308 E/C4 Bearing is suited for auxiliary systems requiring precision and reliability. Meanwhile, in automotive, it excels in transmissions and wheel hubs due to its robust construction.

Practical Applications of 22308 E/C4 Bearing
22308 E/C4 Bearing is a go-to choice for industrial fans and pumps, where its open design simplifies lubrication. The steel cage enhances stability, even at high rotational speeds.

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