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Self Aligning Ball Bearings 1311 C/3

Self Aligning Ball Bearings 1311 C/3

The 1311 C/3 is a self-aligning ball bearing with a 55mm 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 applications like conveyor systems or agricultural machinery where misalignment might occur.

Weighing 1.6kg, it’s a robust choice for industrial use. Compliant with RoHS and REACH standards for safety and environmental friendliness.

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Product Parameters

  • Part Number 1311 C/3
  • 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 Cylindrical
  • 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
  • Price（$） 68.52
Self Aligning Ball Bearings 1311 C/3 dimension drawing
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Features

How Is 1311 C/3 Bearing Engineered for Reliability?

1311 C/3 Bearing features a double-row design with chrome steel rings and balls, offering strong radial load capacity up to 11408 lbf.
Its nylon cage ensures smooth operation and reduces friction, enhancing overall performance.

The bearing’s self-aligning capability compensates for minor misalignments, ensuring reliable operation in various conditions.
With a maximum speed of 7,500 rpm, it balances efficiency and durability for demanding applications.

1311 C/3 Bearing operates effectively in temperatures ranging from -30° to 110°C, making it versatile for different environments.
Its open design simplifies maintenance, while the chrome steel construction resists wear and prolongs service life.

Application

Industrial Uses of 1311 C/3 Bearing
1311 C/3 Bearing is commonly used in conveyor systems, where its self-aligning feature compensates for minor misalignments. The double-row design ensures stability even under heavy radial loads.

In automotive applications, 1311 C/3 Bearing fits well in gearboxes and drivetrains, providing smooth rotation. Its nylon cage reduces friction, making it suitable for high-speed operations.

For automation equipment, 1311 C/3 Bearing supports robotic arms, ensuring precise movement. The chrome steel construction offers durability in continuous operation.

In household appliances like washing machines, 1311 C/3 Bearing handles unbalanced loads effectively. The open seal design allows for easy lubrication, extending its lifespan.

Medical imaging devices benefit from 1311 C/3 Bearing’s reliable performance. Its consistent operation is crucial for accurate diagnostics.

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