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Super Precision Angular Contact Ball Bearings 7008 ACD/P4A

Super Precision Angular Contact Ball Bearings 7008 ACD/P4A

The 7008 ACD/P4A is a super precision angular contact ball bearing with a 40mm bore and 68mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 3578 lbf and reaches speeds of 30,000 RPM, making it suitable for high-performance applications.

With a 25° contact angle and P4 tolerance class, it ensures smooth operation and precise alignment. The open design allows for easy lubrication, while the phenolic cage offers durability and reduced friction.

This bearing works well in temperatures ranging from -30°C to 110°C, ideal for machinery requiring high-speed and precision. Its lightweight design at 0.19kg makes it easy to handle without compromising strength.

Interchangeable with SKF bearings, it’s a reliable choice for replacements in industrial equipment or precision tools. The preload option adds versatility for specific setup needs.

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Product Parameters

  • Part Number 7008 ACD/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.006mm to 0
  • Outer Dia 68 mm
  • Outer Dia Tolerance -0.007mm to 0
  • Width 15 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 18
  • 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 3578 lbf
  • Static Radial Load 2340 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 30000 rpm
  • Weight 0.19 kg
  • Price（$） 52.281
Super Precision Angular Contact Ball Bearings 7008 ACD/P4A dimension drawing
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Features

Why Choose 7008 ACD/P4A Bearing for Precision Tasks?

7008 ACD/P4A Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its chrome steel construction ensures durability and consistent performance under dynamic radial loads up to 3578 lbf.

The phenolic cage maintains ball alignment, reducing friction and noise during high-speed operation.
With a maximum speed of 30,000 rpm, it delivers reliable performance in demanding conditions.

7008 ACD/P4A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its P4 tolerance class guarantees precision, making it suitable for critical applications.

Application

Key Fields for 7008 ACD/P4A Bearing
7008 ACD/P4A Bearing is widely used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it ideal for applications demanding smooth operation.

In robotics, 7008 ACD/P4A Bearing supports articulated arms, providing stability during rapid movements. Its 25° contact angle helps manage combined radial and axial loads effectively.

For medical imaging devices, 7008 ACD/P4A Bearing’s P4 tolerance class guarantees minimal vibration, crucial for clear diagnostic results. The chrome steel construction also ensures long-term reliability in sterile environments.

Automotive applications like electric vehicle motors benefit from 7008 ACD/P4A Bearing’s high-speed capability and low heat generation. Its metric sizing fits seamlessly into European and Asian automotive designs.

In aerospace systems, 7008 ACD/P4A Bearing handles precise positioning tasks, such as actuator mechanisms. The open design allows for custom lubrication to suit specific operational conditions.

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