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Self Aligning Ball Bearings 1220

Self Aligning Ball Bearings 1220

The 1220 is a self-aligning ball bearing with a 100mm bore and 180mm outer diameter, crafted from sturdy chrome steel for reliable performance. It manages radial loads up to 15502 lbf and operates smoothly at speeds reaching 4800 RPM.

Its double-row design and open seal type ensure easy maintenance, while the stainless steel cage enhances durability. The bearing functions well 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 3.7kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 1220
  • Brand TFL & OEM
  • Interchangeable SKF
  • Bore Dia 100 mm
  • Bore Dia Tolerance -0.02mm to 0
  • Outer Dia 180 mm
  • Outer Dia Tolerance -0.025mm to 0
  • Width 34 mm
  • Width Tolerance -0.2mm to 0
  • External Diameter On Inner Ring 127 mm
  • Internal Diameter On Outer Ring 155.8 mm
  • Chamfer Dimension 2.1 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 Stainless Steel
  • Dynamic Radial Load 15502 lbf
  • Static Radial Load 6750 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 4800 rpm
  • Weight 3.7 kg
  • Price（$） 116.76
Self Aligning Ball Bearings 1220 dimension drawing
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Features

How Does 1220 Bearing Reduce Friction?

1220 Bearing features a double-row design with chrome steel balls, ensuring smooth radial load distribution.
The stainless steel cage maintains proper ball alignment, minimising friction and wear during operation.

With a dynamic radial load capacity of 15502 lbf, 1220 Bearing handles demanding applications efficiently.
Its open design allows for easy lubrication, further reducing friction and extending service life.

1220 Bearing operates smoothly at speeds up to 4,800 rpm while maintaining consistent performance.
The chrome steel construction provides durability in temperatures ranging from -30° to 110°C.

Application

Industrial Uses of 1220 Bearing
1220 Bearing is commonly used in heavy machinery like conveyor belts and industrial mixers, where its self-aligning feature compensates for minor misalignments. The double-row design provides extra stability, making it suitable for high radial load applications.

In automotive applications, 1220 Bearing can be found in wheel hubs and transmission systems, offering reliable performance under varying loads. Its chrome steel construction ensures durability even in demanding driving conditions.

For automation equipment, 1220 Bearing supports robotic arms and assembly line mechanisms, where precision and smooth operation are key. The open seal type allows for easy lubrication, extending its service life in continuous-use environments.

Medical imaging devices also benefit from 1220 Bearing’s consistent performance, thanks to its stainless steel cage reducing friction. The metric sizing ensures compatibility with a range of European-designed medical systems.

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