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22222 EK Double Row Spherical Roller Bearing
22222 EK Double Row Spherical Roller Bearing

22222 EK Double Row Spherical Roller Bearing

The 22222 EK is a double-row spherical roller bearing with a 110mm bore and 200mm outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 128591 lbf and operates smoothly at speeds up to 4000 RPM.

Its open design and tapered bore (1:12) ensure easy installation, while the steel cage enhances durability. The bearing performs well in temperatures ranging from -30°C to 200°C.

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

Weighing 6.9kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and reliable use.

The lubrication groove and holes (8.3mm wide, 4.5mm diameter) simplify maintenance, ensuring long service life. Ideal for machinery requiring frequent load adjustments.

Its spherical roller design compensates for misalignment, making it versatile for uneven load conditions. A reliable option for demanding environments.

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Product Parameters

  • Part Number 22222 EK
  • Brand TFL
  • Interchangeable SKF
  • Size 110 x 200 x 53 mm
  • Bore Dia 110 mm
  • Bore Dia Tolerance +0.035mm to 0
  • Outer Dia 200 mm
  • Outer Dia Tolerance -0.030mm to 0
  • Width 53 mm
  • Width Tolerance -0.08mm to 0
  • Shoulder Dia Of Inner Ring 130 mm
  • Shoulder/Recess Dia Of Outer Ring 178 mm
  • Width Of Lubrication Groove 8.3 mm
  • Diameter Of Lubrication Hole 4.5 mm
  • Chamfer Dimension min.2.1 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 128591 lbf
  • Static Radial Load 143878 lbf
  • Max Speed 4000 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance CN
  • RoHs Compliant
  • REACH Compliant
  • Weight 6.9 kg
  • Price (US$) US$147.36

Features

How Does 22222 EK Bearing Handle Combined Loads?

22222 EK Bearing features a double-row spherical roller design, ideal for handling both radial and axial loads.
Its chrome steel construction ensures durability, with a dynamic radial load capacity of 128591 lbf.
The tapered bore design allows for secure mounting, reducing slippage during operation.
With a maximum speed of 4000 rpm, it performs reliably in high-speed applications.

What Makes 22222 EK Bearing Suitable for High-Temperature Applications?

22222 EK Bearing operates efficiently in temperatures ranging from -30° to 200 °C.
The chrome steel rollers and rings maintain structural integrity under thermal stress.
Its open design facilitates easy lubrication, ensuring smooth performance in demanding conditions.
The steel cage keeps rollers aligned, minimising wear even at elevated temperatures.

Engineered for Precision: 22222 EK Bearing

22222 EK Bearing’s spherical roller design compensates for misalignment, ensuring smooth rotation.
The lubrication groove and holes allow for consistent oil distribution, reducing friction.
With a static radial load capacity of 143878 lbf, it excels in heavy-duty applications.
Its tapered bore ensures precise fitting, enhancing overall stability and performance.

Steel vs Ceramic Bearings: Strengths of 22222 EK Bearing

22222 EK Bearing uses chrome steel for both rollers and rings, offering excellent strength and durability.
The steel cage provides robust support, maintaining roller alignment under heavy loads.
Its design ensures reliable performance in harsh environments, outperforming ceramic alternatives in load capacity.
The lubrication system further enhances its longevity, reducing maintenance needs.

Application

Industrial Uses of 22222 EK Bearing
22222 EK 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 chrome steel construction ensures durability in demanding industrial environments.

Where Is 22222 EK Bearing Used?
You’ll often find 22222 EK Bearing in mining equipment, where its ability to withstand high loads and vibrations makes it a reliable choice. The tapered bore design also simplifies installation in shaft applications.

Built for Heavy-Duty Use: 22222 EK Bearing
22222 EK Bearing excels in paper mill machinery, supporting rollers that endure constant stress and moisture. Its steel cage and open design allow for easy lubrication, extending service life in harsh conditions.

Automotive vs Aerospace: Applications of 22222 EK Bearing
In automotive applications, 22222 EK Bearing supports drivetrain components, while in aerospace, it’s used in auxiliary systems requiring high load capacity. The metric sizing ensures compatibility across industries.

Practical Applications of 22222 EK Bearing
22222 EK Bearing is ideal for wind turbines, where its spherical rollers accommodate shaft deflections. The high-temperature tolerance up to 200°C makes it suitable for energy generation equipment.

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