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Super Precision Angular Contact Ball Bearings 7020 ACD/P4ADBA

Super Precision Angular Contact Ball Bearings 7020 ACD/P4ADBA

The 7020 ACD/P4ADBA is a super precision angular contact ball bearing with a 100mm bore and 150mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 28575 lbf and spins smoothly at speeds up to 15000 RPM.

With a 25° contact angle and extra-light preload, it offers precise performance for high-speed applications. The open design allows easy lubrication, while the phenolic cage ensures quiet operation.

This matched set of two bearings (DB arrangement) is ideal for machine tools or spindles where accuracy is key. It works reliably in temperatures from -30°C to 110°C.

Weighing 2.53kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it’s a dependable choice for precision engineering needs.

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Product Parameters

  • Part Number 7020 ACD/P4ADBA
  • 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 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • 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 15000 rpm
  • Weight 2.53 kg
Super Precision Angular Contact Ball Bearings 7020 ACD/P4ADBA dimension drawing
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Features

Engineered for Precision: 7020 ACD/P4ADBA Bearing

7020 ACD/P4ADBA 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 28575 lbf, it handles demanding tasks with ease.
The extra-light preload (Class A) enhances performance, making it ideal for high-speed applications up to 15,000 rpm.

Designed for matched arrangements (DB), it offers consistent performance in paired setups.
The P4A tolerance class ensures tight precision, meeting rigorous industrial standards.

Application

Industrial Uses of 7020 ACD/P4ADBA Bearing
This bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle performance. The extra light preload makes it suitable for applications requiring minimal friction.

In automotive systems, 7020 ACD/P4ADBA Bearing supports high-speed components like turbochargers and transmission shafts. Its phenolic cage provides stability under varying temperatures and loads.

For robotics, 7020 ACD/P4ADBA Bearing offers reliable motion control in articulated arms and precision joints. The matched arrangement enhances rigidity in dynamic applications.

Medical imaging devices benefit from 7020 ACD/P4ADBA Bearing’s smooth operation and low noise levels. The P4A tolerance class ensures consistent performance in sensitive equipment.

In aerospace applications, 7020 ACD/P4ADBA Bearing handles both radial and axial loads in flight control systems. Its chrome steel construction withstands demanding operational conditions.

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