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Self Aligning Ball Bearings 1218 K/C3
Self Aligning Ball Bearings 1218 K/C3

Self Aligning Ball Bearings 1218 K/C3

The 1218 K/C3 is a self-aligning ball bearing with a 90mm tapered bore and 160mm outer diameter, crafted from sturdy chrome steel. It supports radial loads up to 12870 lbf and operates smoothly at speeds up to 5300 RPM.

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

With a C3 radial clearance, it accommodates slight misalignments, making it suitable for applications like conveyor systems or agricultural machinery. Weighing 2.4kg, it balances durability with manageable handling.

This model is interchangeable with SKF bearings and complies with RoHS and REACH standards, ensuring safe and versatile use.

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Product Parameters

  • Part Number 1218 K/C3
  • 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 30 mm
  • Width Tolerance -0.2mm to 0
  • External Diameter On Inner Ring 112.5 mm
  • Internal Diameter On Outer Ring 138.7 mm
  • Chamfer Dimension 2 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 Nylon
  • Dynamic Radial Load 12870 lbf
  • Static Radial Load 5310 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Radial Clearance C3
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 5300 rpm
  • Weight 2.4 kg
  • Price($) 153.33

Features

How Does 1218 K/C3 Bearing Reduce Friction?

1218 K/C3 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 C3 radial clearance provides optimal performance under varying temperatures and loads.
With a maximum speed of 5,300 rpm, it balances efficiency and durability in demanding applications.

Its open seal design simplifies maintenance while the tapered bore ensures secure fitting.
The bearing’s dynamic radial load capacity of 12,870 lbf makes it reliable for heavy-duty use.

Application

Industrial Uses of 1218 K/C3 Bearing
The 1218 K/C3 Bearing is commonly used in heavy machinery like conveyor systems and industrial fans, where its self-aligning feature compensates for minor misalignments. Its double-row design ensures stable performance under radial loads, making it suitable for demanding environments.

In automotive applications, 1218 K/C3 Bearing fits well in gearboxes and drivetrains, providing smooth operation even under varying loads. The tapered bore design allows for secure mounting, enhancing reliability in high-speed scenarios.

For automation equipment, 1218 K/C3 Bearing’s nylon cage reduces friction, making it ideal for robotic arms and precision tools. The C3 radial clearance offers flexibility in temperature fluctuations, ensuring consistent performance.

Where Is 1218 K/C3 Bearing Used?
You’ll often find 1218 K/C3 Bearing in construction equipment like cranes and excavators, where its robust design handles heavy radial loads. The chrome steel construction adds durability, even in harsh working conditions.

In agricultural machinery, 1218 K/C3 Bearing supports components like harvesters and tractors, thanks to its ability to withstand dirt and moisture. The open seal type allows for easy relubrication, extending service life.

Built for Heavy-Duty Use: 1218 K/C3 Bearing
The 1218 K/C3 Bearing excels in mining equipment, where its high dynamic radial load capacity ensures reliable operation. Its self-aligning capability is particularly useful in applications with shaft deflection.

For printing presses, 1218 K/C3 Bearing’s precision reduces vibration, resulting in cleaner prints. The lubricated design minimises maintenance needs, making it a practical choice for continuous operation.

Automotive vs Aerospace: Applications of 1218 K/C3 Bearing
In automotive systems, 1218 K/C3 Bearing is often used in wheel hubs and transmissions, where its radial load capacity is crucial. The metric sizing ensures compatibility with a wide range of vehicle models.

For aerospace applications, 1218 K/C3 Bearing’s temperature tolerance makes it suitable for auxiliary systems. However, its primary strength lies in industrial and automotive settings due to its load-handling design.

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