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Super Precision Angular Contact Ball Bearings 7220 CD/P4ADBB

Super Precision Angular Contact Ball Bearings 7220 CD/P4ADBB

The 7220 CD/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 both radial and angular loads, with a dynamic radial load capacity of 57375 lbf and a static radial load of 60750 lbf.

Its 15° contact angle and matched arrangement of two bearings ensure smooth operation at speeds up to 16000 RPM. The open design and phenolic cage make it durable and easy to maintain.

This bearing is ideal for high-precision applications like machine tool spindles or industrial pumps. It comes pre-lubricated and operates efficiently in temperatures from -30°C to 110°C.

Weighing 6.48kg, it’s a robust choice for demanding environments. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacements.

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Product Parameters

  • Part Number 7220 CD/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 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 57375 lbf
  • Static Radial Load 60750 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 CD/P4ADBB dimension drawing
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Features

Performance Features of 7220 CD/P4ADBB Bearing

7220 CD/P4ADBB Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 57375 lbf.

The phenolic cage ensures smooth operation, even at high speeds of 16,000 rpm.
With a matched arrangement of two bearings, it provides stability and precision in demanding conditions.

7220 CD/P4ADBB Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its P4A tolerance class guarantees high precision, making it suitable for critical applications.

Application

Key Fields for 7220 CD/P4ADBB Bearing
In high-precision machine tools, 7220 CD/P4ADBB Bearing excels with its angular contact design, ensuring accurate spindle rotation. The matched arrangement of two bearings enhances stability, making it ideal for grinding and milling operations.

Where Is 7220 CD/P4ADBB Bearing Used?
You’ll often find 7220 CD/P4ADBB Bearing in automotive transmissions, where its light preload and phenolic cage reduce friction. Its 15° contact angle handles combined radial and axial loads smoothly, perfect for high-speed gear shifts.

Built for Heavy-Duty Use: 7220 CD/P4ADBB Bearing
This bearing’s chrome steel construction and P4A tolerance class make it reliable for industrial pumps and compressors. The open design allows easy lubrication, extending service life in demanding environments.

Medical vs Industrial: Where 7220 CD/P4ADBB Bearing Excels
In medical imaging devices, 7220 CD/P4ADBB Bearing’s precision ensures quiet, vibration-free operation. For industrial robotics, its dynamic radial load capacity supports repetitive, high-accuracy movements.

Q&A

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