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Self Aligning Ball Bearings 2218 K

Self Aligning Ball Bearings 2218 K

The 2218 K is a self-aligning ball bearing with a 90mm bore and 160mm outer diameter, crafted from sturdy chrome steel. It manages radial loads up to 15795 lbf and operates smoothly at speeds up to 5300 RPM.

Its double-row design and open seal allow for easy alignment and maintenance, while the nylon cage reduces friction. The bearing performs reliably in temperatures ranging from -30°C to 110°C.

This model is interchangeable with SKF bearings, making it a practical choice for replacements. Suitable for applications like conveyor systems or agricultural machinery where misalignment might occur.

Weighing 3.2kg, 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 2218 K
  • Brand TFL & OEM
  • Interchangeable SKF
  • Bore Dia 90 mm
  • Bore Dia Tolerance -0.02mm to 0
  • Outer Dia 160 mm
  • Outer Dia Tolerance -0.025mm to 0
  • Width 40 mm
  • Width Tolerance -0.2mm to 0
  • External Diameter On Inner Ring 112.6 mm
  • Internal Diameter On Outer Ring 139.5 mm
  • Chamfer Dimension 2 mm
  • System of Measurement Metric
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Double Row
  • Seal Type Open
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Nylon
  • Dynamic Radial Load 15795 lbf
  • Static Radial Load 6412 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 5300 rpm
  • Weight 3.2 kg
  • Price（$） 249.38
Self Aligning Ball Bearings 2218 K dimension drawing
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Features

How Does 2218 K Bearing Reduce Friction?

2218 K Bearing features a double-row design with chrome steel balls, ensuring smooth radial load distribution.
Its nylon cage minimises friction, allowing for quieter operation and reduced energy consumption.

The bearing’s precision-engineered raceways enhance performance, even at speeds up to 5,300 rpm.
With a dynamic radial load capacity of 15,795 lbf, it handles demanding applications with ease.

Chrome steel construction provides durability, while the open design simplifies maintenance.
2218 K Bearing operates reliably in temperatures ranging from -30° to 110°C.

Application

Industrial Uses of 2218 K Bearing
2218 K Bearing is commonly used in heavy machinery like conveyor systems and industrial fans, where its self-aligning feature compensates for minor misalignments. The double-row design ensures reliable performance under radial loads, making it suitable for continuous operation.

What Makes 2218 K Bearing a Preferred Choice?
In automotive applications, 2218 K Bearing fits well in gearboxes and drivetrains, handling radial loads with ease. Its chrome steel construction provides durability, while the nylon cage reduces noise and vibration.

Built for Heavy-Duty Use: 2218 K Bearing
For automation equipment, 2218 K Bearing supports robotic arms and assembly lines, where precision and smooth movement are key. The open seal design allows for easy lubrication, extending its service life in high-demand environments.

Medical vs Industrial: Where 2218 K Bearing Excels
In medical devices like imaging equipment, 2218 K Bearing offers quiet and reliable operation. Its metric sizing and compatibility with SKF standards make it a versatile choice across industries.

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