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Super Precision Angular Contact Ball Bearings 7211 CD/HCP4ADBB

Super Precision Angular Contact Ball Bearings 7211 CD/HCP4ADBB

The 7211 CD/HCP4ADBB is a super precision angular contact ball bearing with a 55mm bore and 100mm outer diameter, crafted from high-quality chrome steel and ceramic balls. It handles radial loads up to 20340 lbf and operates smoothly at speeds up to 34000 RPM.

Its 15° contact angle and matched arrangement of two bearings provide excellent stability for angular loads. The phenolic cage ensures durability and reduces friction, making it ideal for high-speed applications.

This bearing comes preloaded for light use and works well in temperatures from -30°C to 110°C. It’s interchangeable with SKF bearings, offering a reliable replacement option.

Perfect for precision machinery like CNC spindles or high-performance motors, where accuracy and speed are crucial. Weighing 1.01kg, it’s robust yet manageable for its size. Compliant with P4A tolerance class for top-tier performance.

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Product Parameters

  • Part Number 7211 CD/HCP4ADBB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 55 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 42 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 15
  • Contact Angle 15°
  • 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 20340 lbf
  • Static Radial Load 19125 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 1.01 kg
Super Precision Angular Contact Ball Bearings 7211 CD/HCP4ADBB dimension drawing
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Features

How Does 7211 CD/HCP4ADBB Bearing Achieve Super Precision?

7211 CD/HCP4ADBB Bearing features a 15° contact angle and ceramic balls, ensuring high precision in angular contact applications.

Its chrome steel rings and phenolic cage provide stability, even at speeds up to 34,000 rpm.

The matched arrangement of two bearings enhances load distribution, supporting dynamic radial loads up to 20,340 lbf.

With a P4A tolerance class, it delivers consistent performance in demanding conditions.

Application

Key Fields for 7211 CD/HCP4ADBB Bearing
The 7211 CD/HCP4ADBB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. Its ceramic balls reduce friction, making it suitable for high-speed operations.

In automotive applications, 7211 CD/HCP4ADBB Bearing supports components like wheel hubs and transmissions, offering reliable performance under heavy loads. The matched arrangement enhances stability in demanding driving conditions.

For medical imaging devices, 7211 CD/HCP4ADBB Bearing’s phenolic cage provides smooth operation with minimal noise. Its P4A tolerance class ensures the precision needed for diagnostic equipment.

Automation systems benefit from 7211 CD/HCP4ADBB Bearing’s light preload, which improves responsiveness in robotic arms. The open seal design allows for easy lubrication maintenance.

In consumer electronics, 7211 CD/HCP4ADBB Bearing is found in high-end printers, where its durability ensures long service life. The chrome steel rings resist wear even with frequent use.

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