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Super Precision Angular Contact Ball Bearings 7009 ACEGB/P4A

Super Precision Angular Contact Ball Bearings 7009 ACEGB/P4A

The 7009 ACEGB/P4A is a super precision angular contact ball bearing with a 45mm bore and 75mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and is designed for light preload applications, offering smooth operation at speeds up to 46,000 RPM.

Its open design allows for easy lubrication, while the phenolic cage ensures durability and reduced friction. The bearing handles dynamic radial loads up to 2722 lbf and static radial loads up to 1834 lbf, making it reliable for demanding tasks.

This bearing is part of a universal matching set, suitable for back-to-back, face-to-face, or tandem arrangements. It works well in temperatures ranging from -30°C to 110°C, ideal for precision machinery like spindles or high-speed tools.

Weighing just 0.24kg, it’s lightweight yet robust, and interchangeable with SKF bearings for easy replacements. Compliant with P4A tolerance standards, it ensures high accuracy and performance.

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Product Parameters

  • Part Number 7009 ACEGB/P4A
  • 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 16 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.144 mm
  • Ball Qty 21
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 2722 lbf
  • Static Radial Load 1834 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.24 kg
Super Precision Angular Contact Ball Bearings 7009 ACEGB/P4A dimension drawing
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Features

Performance Features of 7009 ACEGB/P4A Bearing

7009 ACEGB/P4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and smooth operation under dynamic radial loads up to 2722 lbf.

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

7009 ACEGB/P4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its P4A tolerance class ensures high precision, making it suitable for demanding industrial applications.

Application

Industrial Uses of 7009 ACEGB/P4A Bearing
7009 ACEGB/P4A Bearing is commonly used in high-speed machine tools, where its precision and light preload ensure smooth operation. The open design and phenolic cage make it suitable for applications requiring minimal friction and heat generation.

In automotive applications, 7009 ACEGB/P4A Bearing supports components like wheel hubs and transmissions, thanks to its angular contact design. The chrome steel construction provides durability under varying loads and speeds.

For robotics, 7009 ACEGB/P4A Bearing is ideal for joints and actuators, offering reliable performance in repetitive movements. Its P4A tolerance class ensures consistent accuracy in automated systems.

Where Is 7009 ACEGB/P4A Bearing Used?
You’ll often find 7009 ACEGB/P4A Bearing in medical imaging devices, where its high-speed capabilities and precision are crucial. The lubricated design helps maintain performance in sensitive environments.

In consumer electronics, 7009 ACEGB/P4A Bearing is used in devices like high-end printers, ensuring quiet and efficient operation. The metric sizing makes it compatible with a range of compact machinery.

Built for Heavy-Duty Use: 7009 ACEGB/P4A Bearing
7009 ACEGB/P4A Bearing excels in industrial pumps, handling both radial and axial loads with ease. The phenolic cage reduces wear, extending the bearing’s lifespan in demanding conditions.

For aerospace applications, 7009 ACEGB/P4A Bearing is trusted for its reliability in control systems. The temperature range and high-speed tolerance make it a versatile choice for extreme environments.

Automotive vs Aerospace: Applications of 7009 ACEGB/P4A Bearing
In automotive systems, 7009 ACEGB/P4A Bearing is favoured for its balance of speed and load capacity, perfect for transmissions. In aerospace, its precision and durability are key for flight control mechanisms.

The bearing’s universal matching feature allows for flexible arrangements, making it adaptable across industries. Whether in vehicles or aircraft, 7009 ACEGB/P4A Bearing delivers consistent performance.

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