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Super Precision Angular Contact Ball Bearings 7205 ACD/P4A

Super Precision Angular Contact Ball Bearings 7205 ACD/P4A

The 7205 ACD/P4A is a super precision angular contact ball bearing with a 25mm bore and 52mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 2925 lbf and operates smoothly at speeds up to 40,000 RPM.

With a 25° contact angle and phenolic cage, it offers excellent stability and low friction. The open design allows for easy lubrication, ensuring long-lasting performance in temperatures from -30°C to 110°C.

This bearing is interchangeable with SKF models, making it a versatile choice for replacements. Ideal for high-precision applications like machine tools or spindle drives where accuracy is key.

Weighing just 0.13kg, it’s lightweight yet durable, meeting P4 tolerance standards for reliable operation.

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Product Parameters

  • Part Number 7205 ACD/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 25 mm
  • Bore Dia Tolerance -0.005mm to 0
  • Outer Dia 52 mm
  • Outer Dia Tolerance -0.007mm to 0
  • Width 15 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 13
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 2925 lbf
  • Static Radial Load 1564 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 40000 rpm
  • Weight 0.13 kg
  • Price（$） 128.529
Super Precision Angular Contact Ball Bearings 7205 ACD/P4A dimension drawing
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Features

Performance Features of 7205 ACD/P4A Bearing

7205 ACD/P4A Bearing is designed with a 25° contact angle, optimising its performance in angular contact applications.
The chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.

With a dynamic radial load capacity of 2925 lbf, it handles demanding conditions efficiently.
Its maximum speed of 40,000 rpm makes it suitable for high-speed operations.

The P4 tolerance class (ABEC-7) ensures precision and reliability in performance-critical applications.
Lubrication is pre-applied, reducing initial setup time and maintenance needs.

Operating within a temperature range of -30° to 110°C, 7205 ACD/P4A Bearing adapts to various environments.
Its open design allows for easy inspection and re-lubrication if required.

Application

Key Fields for 7205 ACD/P4A Bearing
7205 ACD/P4A 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.

In robotics, 7205 ACD/P4A Bearing provides smooth movement for articulated arms and joints, thanks to its 25° contact angle. Its P4 tolerance class guarantees consistent performance in automated systems.

For medical imaging devices, 7205 ACD/P4A Bearing’s chrome steel construction offers reliability under radial loads. The lubricated design ensures quiet operation, which is essential in sensitive environments.

Automotive vs Aerospace: Applications of 7205 ACD/P4A Bearing
In automotive applications, 7205 ACD/P4A Bearing supports components like turbochargers, where high-speed performance is critical. Its metric sizing fits seamlessly into European and Asian vehicle designs.

Aerospace systems benefit from 7205 ACD/P4A Bearing’s lightweight yet durable construction, ideal for avionics and control mechanisms. The wide temperature range ensures functionality in varying flight conditions.

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