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Super Precision Angular Contact Ball Bearings 7020 ACD/P4ADGA

Super Precision Angular Contact Ball Bearings 7020 ACD/P4ADGA

The 7020 ACD/P4ADGA is a super precision angular contact ball bearing with a 100mm bore and 150mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 28575 lbf and operates smoothly at speeds up to 16000 RPM.

Its 25° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face, ideal for complex setups. The phenolic cage ensures durability while keeping the bearing lightweight.

Suitable for high-precision applications like machine tools or spindles, it works in temperatures from -30°C to 110°C. The extra light preload (Class A) ensures minimal friction and smooth rotation.

Weighing 2.53kg, it comes as a matched set of two bearings for balanced performance. Compliant with P4A tolerance standards, it’s interchangeable with SKF models for easy replacement.

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Product Parameters

  • Part Number 7020 ACD/P4ADGA
  • 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 25°
  • 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 Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 28575 lbf
  • Static Radial Load 36000 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 2.53 kg
  • Price（$） 445.194
Super Precision Angular Contact Ball Bearings 7020 ACD/P4ADGA dimension drawing
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Features

How Does 7020 ACD/P4ADGA Bearing Achieve Super Precision?

7020 ACD/P4ADGA Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 28,575 lbf, 7020 ACD/P4ADGA Bearing handles demanding tasks effortlessly.
The universal matching design allows flexible arrangements, including back-to-back or face-to-face configurations.

Operating at speeds up to 16,000 rpm, 7020 ACD/P4ADGA Bearing maintains precision even under high-speed conditions.
Its P4A tolerance class guarantees exceptional accuracy for critical applications.

Application

Common Applications of 7020 ACD/P4ADGA Bearing
In high-precision machine tools, 7020 ACD/P4ADGA Bearing excels due to its angular contact design, ensuring accurate spindle rotation. The extra light preload makes it ideal for applications demanding minimal friction.

Where Is 7020 ACD/P4ADGA Bearing Used?
You’ll often find 7020 ACD/P4ADGA Bearing in CNC machining centres, where its universal matching feature simplifies installation. Its phenolic cage also reduces vibration, enhancing surface finish quality.

Built for Heavy-Duty Use: 7020 ACD/P4ADGA Bearing
This bearing handles dynamic radial loads up to 28575 lbf, making it suitable for industrial gearboxes. The chrome steel construction ensures longevity even in demanding environments.

Automotive vs Aerospace: Applications of 7020 ACD/P4ADGA Bearing
In automotive systems, 7020 ACD/P4ADGA Bearing supports high-speed wheel hubs, while in aerospace, its P4A tolerance class meets strict precision requirements. The tandem arrangement option adds versatility.

Perfect Fit for Automation: 7020 ACD/P4ADGA Bearing
Robotic arms benefit from 7020 ACD/P4ADGA Bearing’s 25° contact angle, which provides stable movement under combined loads. Its lubricated design reduces maintenance needs in continuous operation.

Q&A

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