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Super Precision Angular Contact Ball Bearings 7020 ACD/PA9ADT

Super Precision Angular Contact Ball Bearings 7020 ACD/PA9ADT

The 7020 ACD/PA9ADT is a super precision angular contact ball bearing with a 100mm bore and 150mm outer diameter, measuring 48mm in width. Made from chrome steel, it’s built to handle heavy radial loads up to 28575 lbf while spinning smoothly at speeds up to 16000 RPM.

With a 25° contact angle and matched pair arrangement, it offers excellent stability for angular loads. The phenolic cage ensures durability, and the open design allows for easy lubrication.

This bearing is ideal for high-precision applications like machine tool spindles or industrial pumps. It operates reliably in temperatures from -30°C to 110°C and meets PA9A tolerance standards for accuracy.

Weighing 2.53kg, it’s a robust choice for demanding environments. The set includes two bearings, preloaded for immediate use, and is interchangeable with SKF models.

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Product Parameters

  • Part Number 7020 ACD/PA9ADT
  • 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 PA9A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings << DT
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Available
  • 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
Super Precision Angular Contact Ball Bearings 7020 ACD/PA9ADT dimension drawing
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Features

How Does 7020 ACD/PA9ADT Bearing Ensure Precision in High-Speed Applications?

7020 ACD/PA9ADT Bearing features a 25° contact angle, optimised for angular contact loads and high-speed performance.
Its chrome steel rings and balls provide excellent durability, supporting dynamic radial loads up to 28,575 lbf.

The phenolic cage maintains ball alignment, reducing friction and noise during operation.
With a maximum speed of 16,000 rpm, it delivers reliable performance in demanding conditions.

Preload availability enhances stability, making it suitable for precision applications.
The matched arrangement of two bearings ensures consistent performance under heavy loads.

Application

Industrial Uses of 7020 ACD/PA9ADT Bearing
The 7020 ACD/PA9ADT Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. Its phenolic cage reduces friction, making it suitable for continuous operation in demanding environments.

In automotive applications, 7020 ACD/PA9ADT Bearing supports high-speed components like turbochargers and transmission systems. The matched arrangement of two bearings enhances stability under heavy radial and axial loads.

For robotics, 7020 ACD/PA9ADT Bearing provides smooth motion in articulated arms and joints. The 25° contact angle allows for efficient load distribution, which is essential for repetitive movements.

Medical imaging devices benefit from 7020 ACD/PA9ADT Bearing’s precision and reliability. The chrome steel construction ensures long-term performance in critical diagnostic equipment.

In industrial automation, 7020 ACD/PA9ADT Bearing is ideal for high-speed conveyor systems and robotic arms. Its open design facilitates easy lubrication, extending service life in continuous operation.

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