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Super Precision Angular Contact Ball Bearings 7009 ACD/P4ADBA

Super Precision Angular Contact Ball Bearings 7009 ACD/P4ADBA

The 7009 ACD/P4ADBA is a super precision angular contact ball bearing with a 45mm bore and 75mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 9945 lbf and operates smoothly at speeds up to 41,000 RPM.

With a 25° contact angle and extra light preload, it offers excellent accuracy for high-performance applications. The open design and phenolic cage ensure reliable operation in temperatures from -30°C to 110°C.

This matched set of two bearings (DB arrangement) is ideal for machine tools or spindle systems where precision is key. It’s interchangeable with SKF bearings, making replacements straightforward.

Weighing 0.47kg, it’s a robust yet manageable choice for demanding environments. Compliant with P4A tolerance standards for consistent performance.

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Product Parameters

  • Part Number 7009 ACD/P4ADBA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 75 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 32 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 9.525 mm
  • Ball Qty 17
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 9945 lbf
  • Static Radial Load 9675 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.47 kg
Super Precision Angular Contact Ball Bearings 7009 ACD/P4ADBA dimension drawing
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Features

Engineered for Precision: 7009 ACD/P4ADBA Bearing

7009 ACD/P4ADBA Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
The chrome steel construction ensures durability and smooth operation under dynamic radial loads up to 9945 lbf.

With a phenolic cage, 7009 ACD/P4ADBA Bearing maintains ball alignment, reducing friction and wear.
Its extra light preload (Class A) enhances performance in high-speed applications, reaching up to 41,000 rpm.

7009 ACD/P4ADBA Bearing operates efficiently within a temperature range of -30°C to 110°C.
The matched arrangement of two bearings (DB) provides stability and balanced load distribution.

Designed for metric systems, 7009 ACD/P4ADBA Bearing is interchangeable with SKF equivalents.
Its open seal type allows for easy lubrication, ensuring long-term reliability.

Application

Industrial Uses of 7009 ACD/P4ADBA Bearing
7009 ACD/P4ADBA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it suitable for high-speed operations.

In automotive applications, 7009 ACD/P4ADBA Bearing supports components like wheel hubs and transmissions, thanks to its extra light preload and durability. The metric sizing ensures compatibility with a variety of vehicle designs.

For robotics, 7009 ACD/P4ADBA Bearing excels in articulated arms, providing smooth movement under angular loads. Its chrome steel construction offers long-lasting performance in demanding environments.

Where Is 7009 ACD/P4ADBA Bearing Used?
You’ll find 7009 ACD/P4ADBA Bearing in medical imaging devices, where its precision and reliability are crucial for consistent operation. The open design allows for easy lubrication and maintenance.

In automation systems, 7009 ACD/P4ADBA Bearing is ideal for 3D printers and CNC machines, ensuring precise movement. The matched arrangement of two bearings enhances stability and load distribution.

Built for Heavy-Duty Use: 7009 ACD/P4ADBA Bearing
7009 ACD/P4ADBA Bearing handles heavy loads in industrial fans and pumps, thanks to its robust chrome steel construction. The 25° contact angle optimises performance under combined radial and axial forces.

For aerospace applications, 7009 ACD/P4ADBA Bearing is trusted for its high-speed capabilities and temperature resistance. The P4A tolerance class ensures exceptional precision in critical systems.

Automotive vs Aerospace: Applications of 7009 ACD/P4ADBA Bearing
In automotive systems, 7009 ACD/P4ADBA Bearing is favoured for transmissions due to its smooth operation under angular loads. The extra light preload reduces friction, enhancing efficiency.

In aerospace, 7009 ACD/P4ADBA Bearing is used in landing gear and control systems, where precision and reliability are paramount. The high-speed rating makes it suitable for demanding flight conditions.

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