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Super Precision Angular Contact Ball Bearings 7008 ACDTP/HCP4B

Super Precision Angular Contact Ball Bearings 7008 ACDTP/HCP4B

The 7008 ACDTP/HCP4B is a super precision angular contact ball bearing with a 40mm bore and 68mm outer diameter, designed for high-speed applications. Its 25° contact angle and ceramic balls ensure smooth operation under radial loads up to 3578 lbf.

The phenolic cage and chrome steel rings provide durability, while the P4 tolerance class guarantees precise performance. It can handle speeds up to 22,000 RPM and works in temperatures from -30°C to 110°C.

Preloaded for stability, this open-design bearing is easy to maintain and lubricate. Ideal for machine tools, spindles, or other high-precision equipment where accuracy and speed are key.

Weighing just 0.17kg, it’s a lightweight yet robust solution. Interchangeable with SKF bearings, it offers a reliable replacement option.

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Product Parameters

  • Part Number 7008 ACDTP/HCP4B
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 3578 lbf
  • Static Radial Load 2340 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 22000 rpm
  • Weight 0.17 kg
  • Price（$） 196.821
Super Precision Angular Contact Ball Bearings 7008 ACDTP/HCP4B dimension drawing
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Features

Performance Features of 7008 ACDTP/HCP4B Bearing

7008 ACDTP/HCP4B Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.

The phenolic cage ensures smooth operation, even at high speeds up to 22,000 rpm.
With a P4 tolerance class, it delivers precision performance in demanding conditions.

7008 ACDTP/HCP4B Bearing’s preload feature improves stability, making it suitable for high-precision tasks.
Its dynamic radial load capacity of 3578 lbf ensures reliable operation under stress.

Application

Common Applications of 7008 ACDTP/HCP4B Bearing
In industrial machinery, 7008 ACDTP/HCP4B Bearing is ideal for high-speed spindles and precision tools, thanks to its ceramic balls and P4 tolerance. The 25° contact angle ensures stable performance under angular loads.

Where Is 7008 ACDTP/HCP4B Bearing Used?
You’ll often find 7008 ACDTP/HCP4B Bearing in CNC machines and robotics, where its phenolic cage reduces friction at high speeds. Its open design allows for easy lubrication, extending service life.

Perfect Fit for Automation: 7008 ACDTP/HCP4B Bearing
This bearing excels in automated production lines, handling radial and axial loads smoothly. The chrome steel rings and ceramic balls offer a balance of strength and low heat generation.

Medical vs Industrial: Where 7008 ACDTP/HCP4B Bearing Excels
In medical imaging devices, 7008 ACDTP/HCP4B Bearing provides quiet, precise rotation. For industrial uses, its high-speed capability makes it suitable for grinding machines and centrifuges.

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