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Super Precision Angular Contact Ball Bearings 7020 CD/P4ADGD

Super Precision Angular Contact Ball Bearings 7020 CD/P4ADGD

The 7020 CD/P4ADGD is a super precision angular contact ball bearing with a 100mm bore and 150mm outer diameter, crafted from high-quality chrome steel. It measures 48mm in width and is designed for heavy preload applications.

With a 15° contact angle, it handles radial loads up to 30375 lbf and spins smoothly at speeds up to 20,000 RPM. The phenolic cage ensures durability while reducing friction.

Its universal matching design allows flexible arrangements like back-to-back or face-to-face, making it versatile for complex setups. Ideal for high-precision machinery like CNC spindles or aerospace equipment.

Weighing 2.53kg, it operates efficiently in temperatures from -30°C to 110°C. Compliant with P4A tolerance standards for reliable performance.

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Product Parameters

  • Part Number 7020 CD/P4ADGD
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 100 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 48 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 22
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Heavy / Class D
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 30375 lbf
  • Static Radial Load 38250 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 20000 rpm
  • Weight 2.53 kg
Super Precision Angular Contact Ball Bearings 7020 CD/P4ADGD dimension drawing
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Features

Performance Features of 7020 CD/P4ADGD Bearing

7020 CD/P4ADGD Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.

Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.

With a dynamic radial load capacity of 30375 lbf, it handles demanding conditions efficiently.

The P4A tolerance class guarantees high precision, making it suitable for critical applications.

Operating at speeds up to 20,000 rpm, it balances performance and reliability.

The universal matching design allows flexible arrangement options, including back-to-back and face-to-face configurations.

Application

Industrial Uses of 7020 CD/P4ADGD Bearing
In high-precision machine tools, 7020 CD/P4ADGD Bearing excels due to its angular contact design and heavy preload, ensuring minimal deflection during operation. The universal matching feature allows for flexible arrangements like back-to-back or face-to-face configurations.

Where Is 7020 CD/P4ADGD Bearing Used?
You’ll often find 7020 CD/P4ADGD Bearing in spindle assemblies for CNC machines, where its P4A tolerance class delivers the accuracy needed for fine machining. The phenolic cage reduces friction, making it ideal for high-speed applications up to 20,000 rpm.

Built for Heavy-Duty Use: 7020 CD/P4ADGD Bearing
This bearing handles dynamic radial loads up to 30,375 lbf, making it suitable for industrial gearboxes and heavy machinery. Its chrome steel construction ensures long service life even in demanding environments.

Automotive vs Aerospace: Applications of 7020 CD/P4ADGD Bearing
In automotive testing rigs, 7020 CD/P4ADGD Bearing provides reliable performance under angular loads, while in aerospace, its precision supports actuator systems. The tandem arrangement option is particularly useful for space-constrained designs.

Perfect Fit for Automation: 7020 CD/P4ADGD Bearing
Robotic arms benefit from 7020 CD/P4ADGD Bearing’s low friction and high-speed capability, ensuring smooth movement in automated production lines. The lubricated design further reduces maintenance needs.

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