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Super Precision Angular Contact Ball Bearings 7009 CD/P4AQBCA

Super Precision Angular Contact Ball Bearings 7009 CD/P4AQBCA

The 7009 CD/P4AQBCA is a super precision angular contact ball bearing with a 45mm bore and 75mm outer diameter, crafted from high-quality chrome steel. Its 15° contact angle and extra light preload ensure smooth operation under radial loads up to 17122 lbf.

Designed for high-speed applications, it can handle rotations up to 46000 RPM while maintaining stability. The phenolic cage reduces friction and wear, enhancing durability.

This bearing comes in a matched set of four, ideal for applications requiring precise alignment, such as machine tool spindles. Its open design allows for easy lubrication and maintenance.

With a temperature range of -30°C to 110°C, it’s suitable for various industrial environments. Weighing 0.94kg, it offers a robust yet lightweight solution for demanding tasks.

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Product Parameters

  • Part Number 7009 CD/P4AQBCA
  • 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 64 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 9.525 mm
  • Ball Qty 17
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 4 bearings <<>> QBC
  • Number Of Bearings In Matched Set 4
  • 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 17122 lbf
  • Static Radial Load 20250 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.94 kg
Super Precision Angular Contact Ball Bearings 7009 CD/P4AQBCA dimension drawing
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Features

Performance Features of 7009 CD/P4AQBCA Bearing

7009 CD/P4AQBCA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 17122 lbf.

The phenolic cage ensures smooth operation, reducing friction and noise during high-speed rotations.
With a maximum speed of 46,000 rpm, it delivers reliable performance in precision tasks.

7009 CD/P4AQBCA Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its extra light preload (Class A) ensures minimal resistance, ideal for sensitive applications.

The matched arrangement of four bearings provides stability and consistent performance.
Its open design allows for easy lubrication, extending service life and reducing maintenance.

Application

Industrial Uses of 7009 CD/P4AQBCA Bearing
This 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.

Where Is 7009 CD/P4AQBCA Bearing Used?
You’ll find it in automotive transmissions, where its extra light preload helps maintain smooth gear shifts. The matched arrangement of four bearings provides stability under radial loads.

Built for Heavy-Duty Use: 7009 CD/P4AQBCA Bearing
Its chrome steel construction makes it reliable for industrial robots handling repetitive tasks. The P4A tolerance class ensures consistent performance in demanding environments.

Automotive vs Aerospace: Applications of 7009 CD/P4AQBCA Bearing
In cars, it supports wheel hubs, while in aircraft, it’s used in auxiliary power units. The 15° contact angle balances thrust and radial loads effectively.

Perfect Fit for Automation: 7009 CD/P4AQBCA Bearing
This bearing works well in CNC machines, where precision is key. Its lubricated design reduces maintenance needs, ideal for continuous operation.

Q&A

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