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Double Row Deep Groove Ball Bearings 4309 ATN9

Double Row Deep Groove Ball Bearings 4309 ATN9

The 4309 ATN9 is a double-row deep groove ball bearing with a 45mm bore and 100mm outer diameter, crafted from sturdy chrome steel. It handles radial loads up to 15489 lbf and operates smoothly at speeds up to 6000 RPM.

Its open design allows for easy lubrication, while the nylon cage reduces noise and wear. The bearing performs reliably in temperatures ranging from -30°C to 110°C.

This model is built for durability, making it a practical choice for heavy-duty applications. Ideal for use in industrial machinery, pumps, or gearboxes where radial load support is needed.

Weighing 1.25kg, it offers a solid balance of strength and manageable size. Compliant with RoHS standards for environmentally safe use.

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Product Parameters

  • Part Number 4309 ATN9
  • Brand TFL & OEM
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.012mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.015mm to 0
  • Width 36 mm
  • Width Tolerance -0.12mm to 0
  • System of Measurement Metric
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Double Row
  • Seal Type Open
  • Tolerance Class P0
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Nylon
  • Dynamic Radial Load 15489 lbf
  • Static Radial Load 12589 lbf
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • Max Speed 6000 rpm
  • Weight 1.25 kg
  • Price（$） 43.01
Double Row Deep Groove Ball Bearings 4309 ATN9 dimension drawing
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Features

Performance Features of 4309 ATN9 Bearing

4309 ATN9 Bearing is built with chrome steel rings and balls, offering strong radial load capacity.
Its double-row design enhances stability, making it suitable for applications requiring high load support.

The nylon cage in 4309 ATN9 Bearing ensures smooth operation and reduces friction.
With a dynamic radial load capacity of 15489 lbf, it performs reliably under heavy loads.

4309 ATN9 Bearing operates efficiently within a temperature range of -30° to 110 °C.
Its open design allows for easy maintenance and lubrication adjustments.

Application

Common Applications of 4309 ATN9 Bearing
4309 ATN9 Bearing is widely used in industrial machinery, such as conveyor systems and pumps, where its double-row design provides stable radial load support. The open seal allows for easy lubrication, extending service life in dusty environments.

In automotive applications, 4309 ATN9 Bearing fits well in wheel hubs and transmissions, handling high radial loads with ease. Its chrome steel construction ensures durability even under continuous use.

For automation equipment, 4309 ATN9 Bearing’s nylon cage reduces friction, making it suitable for robotic arms and precision machinery. The metric sizing ensures compatibility with standard components across industries.

In household appliances like washing machines, 4309 ATN9 Bearing offers quiet operation and reliable performance. Its balanced design minimises vibration, enhancing overall efficiency.

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