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Self Aligning Ball Bearings 1311K
Self Aligning Ball Bearings 1311K

Self Aligning Ball Bearings 1311K

The 1311K is a self-aligning ball bearing with a 55mm tapered bore and 120mm outer diameter, crafted from sturdy chrome steel. It manages radial loads up to 11408 lbf and operates smoothly at speeds up to 7500 RPM.

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

This model is interchangeable with SKF bearings, offering a practical replacement option. Suitable for machinery where misalignment or radial loads are common, such as conveyor systems or agricultural equipment.

Weighing 1.6kg, it’s a robust choice for industrial applications. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 1311K
  • Brand TFL & OEM
  • Interchangeable SKF
  • Bore Dia 55 mm
  • Bore Dia Tolerance -0.015mm to 0
  • Outer Dia 120 mm
  • Outer Dia Tolerance -0.015mm to 0
  • Width 29 mm
  • Width Tolerance -0.15mm to 0
  • External Diameter On Inner Ring 77.9 mm
  • Internal Diameter On Outer Ring 101.4 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 11408 lbf
  • Static Radial Load 4050 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Radial Clearance CN
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 7500 rpm
  • Weight 1.6 kg

Features

How Does 1311K Bearing Ensure Smooth Radial Load Handling?

1311K Bearing features a double-row design with chrome steel rings and balls, optimised for handling radial loads up to 11408 lbf.
The tapered bore ensures a secure fit, reducing slippage and enhancing stability during operation.

Its nylon cage maintains ball alignment, minimising friction and wear for prolonged use.
With a maximum speed of 7,500 rpm, it delivers consistent performance in various applications.

1311K Bearing operates efficiently in temperatures from -30° to 110°C, suitable for diverse environments.
The open seal design allows for easy lubrication, ensuring smooth and quiet performance.

Application

Industrial Uses of 1311K Bearing
1311K Bearing is commonly used in conveyor systems and industrial fans, where its self-aligning feature compensates for minor misalignments. The double-row design ensures reliable performance under radial loads in demanding environments.

In automotive applications, 1311K Bearing fits well in gearboxes and wheel hubs, providing smooth rotation even under varying loads. Its tapered bore allows for secure mounting, reducing slippage during operation.

For automation equipment like robotic arms, 1311K Bearing’s nylon cage reduces friction and noise, enhancing precision. The open seal design also simplifies lubrication maintenance in high-speed scenarios.

Medical imaging devices benefit from 1311K Bearing’s consistent performance, thanks to its chrome steel construction. The radial clearance tolerance ensures quiet operation, crucial for sensitive diagnostic equipment.

In household appliances such as washing machines, 1311K Bearing handles unbalanced loads effectively. Its durability and temperature resistance make it a dependable choice for long-term use.

Q&A

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