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Double Row Angular Contact Ball Bearings (General) 3209 ATN9
Double Row Angular Contact Ball Bearings (General) 3209 ATN9

Double Row Angular Contact Ball Bearings (General) 3209 ATN9

The 3209 ATN9 is a double-row angular contact ball bearing with a 45mm bore and 85mm outer diameter, crafted from sturdy chrome steel. It manages radial loads up to 11700 lbf and operates smoothly at speeds reaching 7500 RPM.

Its open design and nylon cage reduce friction, ensuring quiet and efficient performance. The bearing is pre-lubricated for easy installation and works in temperatures from -30°C to 110°C.

This model is interchangeable with SKF bearings, offering a reliable alternative for replacements. Suitable for machinery requiring high radial load capacity, such as pumps or industrial gearboxes.

Weighing 0.63kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe and durable choice for various applications.

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Product Parameters

  • Part Number 3209 ATN9
  • Brand TFL & OEM
  • Interchangeable With SKF
  • System of Measurement Metric
  • Bearing Type Ball
  • For Load Direction Angular Contact
  • Construction Double Row
  • Seal Type Open
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.01mm to 0
  • Outer Dia 85 mm
  • Outer Dia Tolerance -0.013mm to 0
  • Width 30.2 mm
  • Width Tolerance -0.05mm to 0
  • Chamfer Dimension 1.1 mm
  • Distance Pressure Point (a) 49 mm
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Nylon
  • Dynamic Radial Load 11700 lbf
  • Static Radial Load 9338 lbf
  • Max Speed 7500 rpm
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Tolerance Class P6 (ABEC-3)
  • ROHS Compliant
  • REACH Compliant
  • Weight 0.63 kg

Features

Performance Features of 3209 ATN9 Bearing

3209 ATN9 Bearing is built with chrome steel rings and balls, offering excellent resistance to radial loads.
Its dynamic radial load capacity reaches 11700 lbf, making it suitable for demanding applications.
The nylon cage ensures smooth operation and reduces friction, enhancing efficiency.
With a maximum speed of 7,500 rpm, it delivers reliable performance in various conditions.

How Is 3209 ATN9 Bearing Engineered for Reliability?

3209 ATN9 Bearing features a double-row angular contact design, providing stability under heavy loads.
The precision P6 tolerance class ensures consistent performance in high-speed applications.
Its open seal type allows for easy lubrication, reducing maintenance needs.
The temperature range of -30° to 110°C makes it adaptable to diverse environments.

Built for Durability: 3209 ATN9 Bearing

3209 ATN9 Bearing’s chrome steel construction enhances its wear resistance and longevity.
The 45 mm bore diameter and 85 mm outer diameter provide a balanced design for various machinery.
Its static radial load capacity of 9338 lbf ensures reliability in stationary applications.
The 30.2 mm width offers a compact yet robust solution for space-constrained installations.

Why Choose 3209 ATN9 Bearing for Precision Tasks?

3209 ATN9 Bearing’s angular contact design ensures precise load distribution and smooth operation.
The nylon cage minimises noise, making it ideal for precision instruments.
Its lubricated design reduces friction, extending the bearing’s service life.
The chamfer dimension of 1.1 mm facilitates easy installation and alignment.

Steel vs Ceramic Bearings: Strengths of 3209 ATN9 Bearing

3209 ATN9 Bearing uses chrome steel for both rings and balls, ensuring durability and cost-effectiveness.
The material choice provides a good balance between performance and affordability.
Its dynamic and static load capacities make it a reliable choice for industrial applications.
The P6 tolerance class ensures high precision, comparable to more expensive ceramic options.

Application

Common Applications of 3209 ATN9 Bearing
In industrial settings, 3209 ATN9 Bearing is widely used in machine tools and gearboxes, where its double-row design handles combined radial and axial loads efficiently. The open seal type simplifies lubrication, ensuring smooth operation in demanding environments.

Where Is 3209 ATN9 Bearing Used?
You’ll often find 3209 ATN9 Bearing in automotive transmissions, where its angular contact capability supports high-speed rotations. The chrome steel construction adds durability, making it a reliable choice for long-term use.

Built for Heavy-Duty Use: 3209 ATN9 Bearing
This bearing excels in conveyor systems, thanks to its robust nylon cage that reduces friction and noise. Its P6 tolerance class ensures precision, even under heavy loads.

Automotive vs Aerospace: Applications of 3209 ATN9 Bearing
In automotive applications, 3209 ATN9 Bearing is ideal for wheel hubs, while in aerospace, it supports auxiliary systems requiring high precision. The metric sizing ensures compatibility across various industries.

Perfect Fit for Automation: 3209 ATN9 Bearing
For robotic arms and automated machinery, 3209 ATN9 Bearing offers reliable performance with its balanced load distribution. The lubricated design minimises maintenance, keeping downtime low.

Q&A

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