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Self Aligning Ball Bearings 1220KJ
Self Aligning Ball Bearings 1220KJ

Self Aligning Ball Bearings 1220KJ

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

Its double-row design helps compensate for misalignment, while the open seal allows for easy lubrication. The steel cage adds durability, making it suitable for heavy-duty use.

This bearing works well in temperatures from -30°C to 110°C and is interchangeable with SKF models. Ideal for machinery where alignment adjustments are needed, like conveyor systems or agricultural equipment.

Weighing 3.7kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, ensuring safe and reliable performance.

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Product Parameters

  • Part Number 1220KJ
  • 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
  • Bore Type Taper 1:12
  • For Load Direction Radial
  • Construction Double Row
  • Seal Type Open
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 15502 lbf
  • Static Radial Load 6750 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Radial Clearance CN
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 4800 rpm
  • Weight 3.7 kg
  • Price($) 240.2

Features

How Does 1220KJ Bearing Reduce Friction?

1220KJ Bearing features a double-row design with chrome steel balls, ensuring smooth radial load distribution.
Its precision-engineered taper bore minimises misalignment, reducing friction and wear during operation.

The steel cage maintains proper ball alignment, enhancing efficiency and extending bearing life.
With a dynamic radial load capacity of 15502 lbf, it handles demanding applications effortlessly.

1220KJ Bearing operates smoothly at speeds up to 4,800 rpm, thanks to its optimised lubrication.
Its chrome steel construction resists wear, making it suitable for long-term use in various conditions.

Application

Industrial Uses of 1220KJ Bearing
1220KJ Bearing is commonly used in heavy machinery, such as 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 demanding environments.

In automotive applications, 1220KJ Bearing supports components like wheel hubs and transmissions, where its tapered bore provides a secure fit. The chrome steel construction enhances durability, even under continuous use.

For automation equipment, 1220KJ Bearing’s open design allows for easy lubrication, ensuring smooth operation in robotic arms and assembly lines. Its steel cage offers added strength, reducing wear over time.

Where Is 1220KJ Bearing Used?
You’ll often find 1220KJ Bearing in agricultural machinery, such as tractors and harvesters, where its ability to handle misalignment is a real advantage. The metric sizing makes it compatible with a variety of equipment.

In construction gear, 1220KJ Bearing works well in cranes and excavators, thanks to its high dynamic radial load capacity. The lubricated design helps maintain performance in dusty or wet conditions.

Built for Heavy-Duty Use: 1220KJ Bearing
1220KJ Bearing is a solid choice for mining equipment, where its robust construction handles harsh conditions. The radial clearance tolerance ensures consistent performance under heavy loads.

For printing presses, 1220KJ Bearing’s self-aligning capability reduces vibration, improving print quality. The steel cage and chrome steel balls contribute to its long service life.

Automotive vs Aerospace: Applications of 1220KJ Bearing
In automotive systems, 1220KJ Bearing is often used in drivetrains, where its radial load capacity is essential. The tapered bore design simplifies installation and maintenance.

For aerospace applications, 1220KJ Bearing’s reliability makes it suitable for auxiliary equipment, though its weight may limit use in critical flight components. The temperature range ensures performance in varied conditions.

Q&A

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