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Super Precision Angular Contact Ball Bearings 7009 ACD/P4ATBTB

Super Precision Angular Contact Ball Bearings 7009 ACD/P4ATBTB

The 7009 ACD/P4ATBTB 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 13320 lbf and operates smoothly at speeds up to 41000 RPM.

With a 25° contact angle and light preload, it offers excellent stability for high-precision applications. The phenolic cage ensures quiet performance and long service life.

This set includes three matched bearings arranged in a TBT configuration, ideal for complex load requirements. Suitable for machine tools or spindle drives where accuracy is crucial.

Weighing 0.71kg, it’s designed for temperatures from -30°C to 110°C. Compliant with P4A tolerance standards for reliable performance.

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Product Parameters

  • Part Number 7009 ACD/P4ATBTB
  • 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 48 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 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 13320 lbf
  • Static Radial Load 14400 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.71 kg
Super Precision Angular Contact Ball Bearings 7009 ACD/P4ATBTB dimension drawing
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Features

Performance Features of 7009 ACD/P4ATBTB Bearing

7009 ACD/P4ATBTB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and resistance to wear under high dynamic radial loads of 13,320 lbf.
The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a maximum speed of 41,000 rpm, it is suitable for high-speed precision tasks.

How Is 7009 ACD/P4ATBTB Bearing Engineered for Reliability?

7009 ACD/P4ATBTB Bearing features a matched arrangement of three bearings, providing stability in demanding conditions.
The light preload (Class B) ensures smooth operation while minimising vibration and noise.
Its open design allows for easy lubrication, extending service life.
The P4A tolerance class guarantees precision and consistency in performance.

Built for Reliability: 7009 ACD/P4ATBTB Bearing

7009 ACD/P4ATBTB Bearing operates efficiently within a temperature range of -30°C to 110°C, adapting to various environments.
The chrome steel construction resists corrosion, making it suitable for long-term use.
Its static radial load capacity of 14,400 lbf ensures reliability under heavy loads.
The 17 high-quality balls enhance load distribution and reduce stress.

Steel vs Ceramic Bearings: Strengths of 7009 ACD/P4ATBTB Bearing

7009 ACD/P4ATBTB Bearing uses chrome steel for both rings and balls, offering a balance of strength and affordability.
The phenolic cage provides lightweight stability, reducing centrifugal forces at high speeds.
Its metric dimensions (45 mm×75 mm×48 mm) ensure compatibility with standard systems.
The lubricated design minimises maintenance while maximising performance.

Application

Industrial Uses of 7009 ACD/P4ATBTB Bearing
7009 ACD/P4ATBTB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of three bearings provides stability in demanding industrial environments.

How Does 7009 ACD/P4ATBTB Bearing Improve Performance?
In automotive applications, 7009 ACD/P4ATBTB Bearing enhances gearbox efficiency by handling combined radial and axial loads smoothly. Its light preload setting reduces friction, contributing to better fuel economy.

Perfect Fit for Automation: 7009 ACD/P4ATBTB Bearing
7009 ACD/P4ATBTB Bearing works well in robotic arms, offering precise movement control due to its P4A tolerance class. The phenolic cage material helps maintain performance in high-speed operations.

Medical vs Industrial: Where 7009 ACD/P4ATBTB Bearing Excels
7009 ACD/P4ATBTB Bearing is suitable for medical imaging devices, providing quiet and vibration-free operation. In industrial settings, its chrome steel construction ensures durability under heavy loads.

Where Is 7009 ACD/P4ATBTB Bearing Used?
You’ll find 7009 ACD/P4ATBTB Bearing in 3D printers, where its precision and speed capabilities support detailed printing tasks. The open seal type allows for easy lubrication maintenance.

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