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Super Precision Angular Contact Ball Bearings 7009 ACE/P4ADT

Super Precision Angular Contact Ball Bearings 7009 ACE/P4ADT

The 7009 ACE/P4ADT is a super precision angular contact ball bearing with a 45mm bore and 75mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 4478 lbf and operates smoothly at speeds up to 46,000 RPM.

Its 25° contact angle and matched arrangement (2 bearings << DT) provide excellent stability for angular loads. The open design and phenolic cage ensure durability and easy maintenance. This bearing is ideal for high-precision applications like machine tool spindles or robotics, where accuracy and speed are crucial. It works in temperatures from -30°C to 110°C. Weighing 0.48kg, it’s a robust yet lightweight option. Compliant with P4A tolerance class, it’s interchangeable with SKF bearings for reliable replacements.

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Product Parameters

  • Part Number 7009 ACE/P4ADT
  • 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 7.144 mm
  • Ball Qty 21
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings << DT
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 4478 lbf
  • Static Radial Load 3668 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.48 kg
Super Precision Angular Contact Ball Bearings 7009 ACE/P4ADT dimension drawing
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Features

How Does 7009 ACE/P4ADT Bearing Ensure Precision in High-Speed Applications?

7009 ACE/P4ADT Bearing features a 25° contact angle, optimised for handling combined radial and axial loads with high precision.
Its chrome steel construction ensures durability, while the phenolic cage minimises friction at high speeds.

The bearing’s P4A tolerance class guarantees tight dimensional control, essential for precision machinery.
With a maximum speed of 46,000 rpm, it delivers reliable performance in demanding applications.

Preloaded and matched in a << DT arrangement, 7009 ACE/P4ADT Bearing reduces vibration and enhances stability. Its dynamic radial load capacity of 4478 lbf ensures long-lasting operation under heavy loads.

Application

Industrial Uses of 7009 ACE/P4ADT Bearing
7009 ACE/P4ADT Bearing is commonly used in high-speed machine tools, where its 25° contact angle ensures precise handling of combined radial and axial loads. The matched arrangement of two bearings enhances stability, making it suitable for demanding industrial environments.

In automotive applications, 7009 ACE/P4ADT Bearing supports components like electric motors and transmissions, where its phenolic cage reduces friction and noise. The P4A tolerance class ensures consistent performance in high-precision systems.

For medical imaging devices, 7009 ACE/P4ADT Bearing’s chrome steel construction provides reliable operation under continuous use. Its open design allows for easy lubrication, extending service life in critical applications.

Automation systems benefit from 7009 ACE/P4ADT Bearing’s ability to handle high speeds, making it ideal for robotic arms and CNC machinery. The preload option further improves accuracy in repetitive tasks.

In consumer electronics, 7009 ACE/P4ADT Bearing is found in high-performance fans and printers, where its low noise and smooth operation enhance user experience. The metric sizing ensures compatibility with a wide range of devices.

Q&A

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