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22308 EN/VB238 Double Row Spherical Roller Bearing

22308 EN/VB238 Double Row Spherical Roller Bearing

The 22308 EN/VB238 is a double-row spherical roller bearing with a 40mm bore and 90mm outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 34845 lbf and operates smoothly at speeds up to 8000 RPM.

Its spherical roller design allows for slight misalignment, while the steel cage ensures durability. The open construction requires regular lubrication but offers easy maintenance.

This bearing is interchangeable with SKF models, making it a practical choice for replacements. Suitable for heavy-duty applications like industrial gearboxes or mining equipment where high radial loads are present.

Weighing 1kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s safe for use in temperatures ranging from -30°C to 200°C.

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Product Parameters

  • Part Number 22308 EN/VB238
  • 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 CN
  • RoHs Compliant
  • REACH Compliant
  • Weight 1 kg
  • Price （US$） 59.46

Features

Performance Features of 22308 EN/VB238 Bearing

22308 EN/VB238 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 under demanding conditions.

22308 EN/VB238 Bearing operates in temperatures from -30° to 200°C, suitable for various industrial environments.
The steel cage ensures proper roller alignment, enhancing durability and reducing wear.

Its lubrication groove and hole design facilitate easy maintenance, extending service life.
The standard radial clearance (CN) ensures smooth operation in most applications.

Application

Industrial Uses of 22308 EN/VB238 Bearing
The 22308 EN/VB238 Bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row spherical design handles misalignment and heavy radial loads.
Its chrome steel construction ensures durability in harsh environments, making it a reliable choice for mining and construction equipment.

Where Is 22308 EN/VB238 Bearing Used?
You’ll often find 22308 EN/VB238 Bearing in conveyor systems and gearboxes, where its combined load capacity and high-speed performance are essential.
The open seal design allows for easy lubrication, extending its lifespan in demanding industrial applications.

Built for Heavy-Duty Use: 22308 EN/VB238 Bearing
22308 EN/VB238 Bearing excels in paper mills and steel plants, where its spherical rollers accommodate shaft deflections under heavy loads.
The steel cage provides added strength, ensuring smooth operation even in high-temperature conditions up to 200°C.

Automotive vs Aerospace: Applications of 22308 EN/VB238 Bearing
In automotive applications, 22308 EN/VB238 Bearing supports drivetrain components, offering stability under combined loads.
For aerospace, its precision and high-speed capability make it suitable for auxiliary systems, though it’s more commonly seen in industrial settings.

Practical Applications of 22308 EN/VB238 Bearing
22308 EN/VB238 Bearing is a go-to for wind turbine gearboxes, where its ability to handle misalignment and heavy loads is crucial.
The metric sizing and wide temperature range make it versatile for global equipment standards.

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