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Super Precision Angular Contact Ball Bearings 7209 ACDGC/P4A

Super Precision Angular Contact Ball Bearings 7209 ACDGC/P4A

The 7209 ACDGC/P4A is a super precision angular contact ball bearing with a 45mm bore and 85mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and is designed for moderate preload, making it suitable for precise applications.

This bearing handles radial loads up to 9225 lbf and can reach speeds of 41,000 RPM, thanks to its phenolic cage and lubricated design. Its open structure allows for easy maintenance and efficient heat dissipation.

The P4A tolerance class ensures exceptional accuracy, while the universal matching capability lets you arrange it back-to-back, face-to-face, or tandem. Ideal for machine tools or high-speed spindles where precision is key.

Weighing 0.41kg, it operates smoothly in temperatures from -30°C to 110°C. Its interchangeable design with SKF bearings makes it a versatile choice for replacements or upgrades.

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Product Parameters

  • Part Number 7209 ACDGC/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 85 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 19 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 14
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 9225 lbf
  • Static Radial Load 6750 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.41 kg
Super Precision Angular Contact Ball Bearings 7209 ACDGC/P4A dimension drawing
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Features

Performance Features of 7209 ACDGC/P4A Bearing

7209 ACDGC/P4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 9225 lbf, it handles demanding conditions reliably.
The P4A tolerance class guarantees high precision, making it suitable for critical applications.

7209 ACDGC/P4A Bearing operates efficiently at speeds up to 41,000 rpm.
Its moderate preload (Class C) enhances stability, ensuring consistent performance under varying loads.

Application

Industrial Uses of 7209 ACDGC/P4A Bearing
7209 ACDGC/P4A Bearing is commonly used in high-speed machine tools, where its precision and moderate preload ensure smooth operation. The 25° contact angle makes it suitable for handling combined radial and axial loads efficiently.

In automotive applications, 7209 ACDGC/P4A Bearing supports components like wheel hubs and transmissions, thanks to its durable chrome steel construction. Its metric sizing ensures compatibility with a variety of vehicle designs.

For automation systems, 7209 ACDGC/P4A Bearing’s phenolic cage reduces friction, making it ideal for robotic arms and CNC machinery. The open design allows for easy lubrication, extending its service life in demanding environments.

Medical imaging devices benefit from 7209 ACDGC/P4A Bearing’s high-speed capabilities and reliable performance. The P4A tolerance class ensures the precision needed for sensitive equipment.

In consumer electronics, 7209 ACDGC/P4A Bearing can be found in high-performance printers and scanners. Its balanced load handling and smooth operation contribute to quieter and more efficient devices.

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