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Super Precision Angular Contact Ball Bearings 7220 ACD/P4ADBB

Super Precision Angular Contact Ball Bearings 7220 ACD/P4ADBB

The 7220 ACD/P4ADBB is a super precision angular contact ball bearing with a 100mm bore and 180mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 54450 lbf and operates smoothly at speeds up to 16000 RPM.

With a 25° contact angle and matched arrangement of two bearings, it provides excellent stability for angular loads. The phenolic cage ensures durability and reduces friction during high-speed rotation.

This bearing is preloaded lightly for precision applications and works in temperatures from -30°C to 110°C. Ideal for machine tools or spindle systems where accuracy and reliability are key.

Weighing 6.48kg, it’s robust yet designed for precision performance. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 7220 ACD/P4ADBB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 100 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 180 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 68 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 25.4 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 54450 lbf
  • Static Radial Load 58500 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 6.48 kg
Super Precision Angular Contact Ball Bearings 7220 ACD/P4ADBB dimension drawing
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Features

Performance Features of 7220 ACD/P4ADBB Bearing

7220 ACD/P4ADBB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability under high dynamic radial loads of 54450 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance at speeds up to 16,000 rpm.
With a P4A tolerance class, it delivers precision in demanding environments.

7220 ACD/P4ADBB Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its matched arrangement of two bearings provides stability and reliability in complex setups.

The light preload (Class B) ensures smooth operation while minimising wear.
This bearing is ideal for applications requiring high precision and long service life.

Application

Key Fields for 7220 ACD/P4ADBB Bearing
7220 ACD/P4ADBB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The light preload and matched arrangement make it suitable for applications demanding minimal deflection.

In robotics, 7220 ACD/P4ADBB Bearing supports articulated arms, providing smooth movement and long service life. The phenolic cage material helps reduce friction, enhancing efficiency in automated systems.

For aerospace components, 7220 ACD/P4ADBB Bearing handles both radial and axial loads in challenging environments. Its P4A tolerance class guarantees consistent performance in critical flight systems.

The bearing also finds use in medical imaging devices, where precision and reliability are essential. The chrome steel construction ensures durability in high-speed rotations.

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