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Super Precision Angular Contact Ball Bearings 7008 ACB/P4A
Super Precision Angular Contact Ball Bearings 7008 ACB/P4A

Super Precision Angular Contact Ball Bearings 7008 ACB/P4A

The 7008 ACB/P4A is a super precision angular contact ball bearing with a 40mm bore and 68mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 1550 lbf and operates smoothly at speeds up to 40,000 RPM.

Its 25° contact angle and phenolic cage ensure stable performance under angular loads, while the open design allows for easy lubrication. The bearing is rated to P4 tolerance class, offering high precision for demanding applications.

This model is interchangeable with SKF bearings and works well in temperatures from -30°C to 110°C. Ideal for precision machinery like spindles or high-speed tools where accuracy and reliability are key.

Weighing just 0.21kg, it’s lightweight yet robust, making it a practical choice for tight spaces or high-performance setups.

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Product Parameters

  • Part Number 7008 ACB/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 4.762 mm
  • Ball Qty 26
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 1550 lbf
  • Static Radial Load 1192 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 40000 rpm
  • Weight 0.21 kg
  • Price($) 196.821

Features

Why Choose 7008 ACB/P4A Bearing for Precision Tasks?

7008 ACB/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 1550 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a maximum speed of 40,000 rpm, it delivers reliable performance in high-speed scenarios.

7008 ACB/P4A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its P4 tolerance class (ABEC-7) guarantees precision, making it ideal for demanding industrial applications.

Application

Ideal for Precision: 7008 ACB/P4A Bearing
The 7008 ACB/P4A Bearing is widely used in high-speed machine tools, where its 25° contact angle ensures accurate radial and axial load handling. Its phenolic cage reduces friction, making it suitable for continuous operation.

In robotics, 7008 ACB/P4A Bearing provides smooth motion control for articulated arms and joints. The P4 tolerance class guarantees consistent performance in precision-driven applications.

For aerospace components, 7008 ACB/P4A Bearing’s chrome steel construction offers durability under extreme conditions. Its open design allows for easy lubrication, extending service life in demanding environments.

Automotive vs Aerospace: Applications of 7008 ACB/P4A Bearing
In automotive systems, 7008 ACB/P4A Bearing supports gearboxes and differentials, handling combined loads efficiently. The metric sizing ensures compatibility with various vehicle designs.

For aerospace, this bearing excels in avionics and control systems, where its high-speed capability and precision are critical. The matched arrangement option further enhances performance in paired installations.

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