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Super Precision Angular Contact Ball Bearings 7020 ACD/P4AQBTB

Super Precision Angular Contact Ball Bearings 7020 ACD/P4AQBTB

The 7020 ACD/P4AQBTB 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 46800 lbf and operates smoothly at speeds up to 16000 RPM.

With a 25° contact angle and light preload, it offers excellent stability for high-precision applications. The phenolic cage ensures durability and reduces friction during use.

This bearing comes in a matched set of four, ideal for applications requiring tight tolerances, such as machine tool spindles or high-speed robotics. It works well in temperatures ranging from -30°C to 110°C.

Weighing 5.05kg, it’s robust yet designed for precision performance. Compliant with P4A tolerance standards, it’s a reliable choice for demanding industrial environments.

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Product Parameters

  • Part Number 7020 ACD/P4AQBTB
  • 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 96 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 4 bearings <>>> QBT
  • Number Of Bearings In Matched Set 4
  • 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 46800 lbf
  • Static Radial Load 72000 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 5.05 kg
Super Precision Angular Contact Ball Bearings 7020 ACD/P4AQBTB dimension drawing
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Features

How Does 7020 ACD/P4AQBTB Bearing Ensure Precision in High-Speed Applications?

7020 ACD/P4AQBTB Bearing features a 25° contact angle, optimised for handling combined radial and axial loads with precision.
Its chrome steel construction ensures durability, while the phenolic cage minimises friction at high speeds.

With a maximum speed of 16,000 rpm, 7020 ACD/P4AQBTB Bearing maintains stability even under demanding conditions.
The P4A tolerance class guarantees consistent performance, making it ideal for precision machinery.

The matched arrangement of four bearings provides balanced load distribution, enhancing operational reliability.
Light preload (Class B) further reduces vibration, ensuring smooth and quiet operation.

7020 ACD/P4AQBTB Bearing’s dynamic radial load capacity of 46,800 lbf suits high-performance applications.
Its open design allows for easy lubrication, extending service life without frequent maintenance.

Application

Industrial Uses of 7020 ACD/P4AQBTB Bearing
The 7020 ACD/P4AQBTB 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 high-speed operations.

In automotive applications, 7020 ACD/P4AQBTB Bearing supports components like wheel hubs and transmissions, handling both radial and axial loads efficiently. The light preload setting enhances performance in dynamic driving conditions.

For medical imaging devices, 7020 ACD/P4AQBTB Bearing’s P4A tolerance class guarantees smooth, vibration-free operation. The chrome steel construction ensures durability in critical healthcare environments.

Automation systems benefit from 7020 ACD/P4AQBTB Bearing’s matched arrangement, providing stability in robotic arms and CNC machines. The open seal design allows for easy lubrication maintenance.

In consumer electronics, 7020 ACD/P4AQBTB Bearing is found in high-end printers and scanners, where its precision enhances device longevity. The metric sizing ensures compatibility with various international models.

Q&A

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