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22308 K MB Double Row Spherical Roller Bearing
22308 K MB Double Row Spherical Roller Bearing

22308 K MB Double Row Spherical Roller Bearing

The 22308 K MB 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 can spin at speeds reaching 8000 RPM.

Its brass cage and open design ensure durability and easy lubrication, with a 6mm groove for smooth maintenance. The bearing operates efficiently 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 high radial loads are present.

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

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Product Parameters

  • Part Number 22308 K MB
  • 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 Brass
  • 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$) 37.98

Features

Performance Features of 22308 K MB Bearing

22308 K MB Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 34,845 lbf, ensuring reliable performance in heavy-duty applications.

The brass cage maintains roller alignment, reducing friction and extending operational life.
With a maximum speed of 8,000 rpm, it delivers both durability and efficiency.

22308 K MB Bearing operates in temperatures from -30° to 200°C, suitable for varied environments.
Its tapered bore design simplifies installation, saving time and effort.

Application

Industrial Uses of 22308 K MB Bearing
22308 K MB Bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row spherical design handles misalignment and heavy radial loads. The brass cage ensures smooth operation even under high stress and vibration.

Where Is 22308 K MB Bearing Used?
You’ll find 22308 K MB Bearing in automotive applications such as truck wheel hubs, where its tapered bore provides secure mounting. Its high temperature range makes it suitable for engines and drivetrain components.

Built for Heavy-Duty Use: 22308 K MB Bearing
22308 K MB Bearing excels in construction equipment like cranes, thanks to its chrome steel rollers that withstand shock loads. The open design allows for easy relubrication in dusty environments.

Automotive vs Aerospace: Applications of 22308 K MB Bearing
While 22308 K MB Bearing serves well in vehicle transmissions, its precision also benefits aerospace actuators. The metric sizing ensures compatibility with European engineering standards across both sectors.

Practical Applications of 22308 K MB Bearing
In mining equipment, 22308 K MB Bearing’s high dynamic load capacity keeps conveyor systems running reliably. The spherical rollers automatically adjust to shaft deflection, reducing maintenance needs.

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