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Super Precision Angular Contact Ball Bearings 7210 ACD/HCP4ADBB

Super Precision Angular Contact Ball Bearings 7210 ACD/HCP4ADBB

The 7210 ACD/HCP4ADBB is a super precision angular contact ball bearing with a 50mm bore and 90mm outer diameter, designed for high-speed applications. Its 25° contact angle and ceramic balls ensure smooth operation under radial loads up to 15502 lbf.

The matched pair arrangement (DB) with light preload offers stability and reduced vibration. The phenolic cage and chrome steel rings provide durability, while the open design allows easy lubrication.

With a maximum speed of 46000 RPM, this bearing suits demanding tasks like machine tool spindles or high-performance motors. It operates reliably in temperatures from -30°C to 110°C.

Weighing 0.77kg, this P4A-class bearing is interchangeable with SKF models, making it a practical choice for precision replacements. Ideal for applications requiring tight tolerances and smooth rotation.

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Product Parameters

  • Part Number 7210 ACD/HCP4ADBB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 50 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 40 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 15
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 15502 lbf
  • Static Radial Load 14738 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.77 kg
Super Precision Angular Contact Ball Bearings 7210 ACD/HCP4ADBB dimension drawing
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Features

Performance Features of 7210 ACD/HCP4ADBB Bearing

7210 ACD/HCP4ADBB Bearing is designed with a 25° contact angle, ideal for handling combined radial and axial loads.
Its chrome steel rings and ceramic balls provide excellent durability and smooth operation.

The phenolic cage ensures stability at high speeds, up to 46,000 rpm.
This makes 7210 ACD/HCP4ADBB Bearing suitable for precision applications requiring minimal vibration.

With a dynamic radial load capacity of 15,502 lbf, it performs reliably under heavy loads.
The light preload and P4A tolerance class enhance its precision and longevity.

7210 ACD/HCP4ADBB Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its open design allows for easy lubrication, ensuring consistent performance.

Application

How Does 7210 ACD/HCP4ADBB Bearing Improve Performance?
In high-speed machine tools, 7210 ACD/HCP4ADBB Bearing excels with its ceramic balls and phenolic cage, reducing friction and heat buildup. The 25° contact angle ensures stable operation under combined radial and axial loads.

For precision robotics, 7210 ACD/HCP4ADBB Bearing’s P4A tolerance class guarantees accurate movement in articulated arms. Its matched pair design (DB arrangement) simplifies installation while maintaining consistent preload.

In aerospace applications, 7210 ACD/HCP4ADBB Bearing handles extreme speeds up to 46,000 rpm without compromising reliability. The chrome steel rings and light preload make it ideal for turbine assemblies where weight and precision matter.

Automotive testing equipment benefits from 7210 ACD/HCP4ADBB Bearing’s lubricated design, which extends service life in continuous operation. The open seal allows for easy relubrication in dusty environments.

Q&A

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