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Super Precision Angular Contact Ball Bearings 7020 ACEGA/HCPA9A

Super Precision Angular Contact Ball Bearings 7020 ACEGA/HCPA9A

The 7020 ACEGA/HCPA9A is a super precision angular contact ball bearing with a 100mm bore and 150mm outer diameter, crafted from chrome steel for durability. It features a 25° contact angle and ceramic balls for smooth operation at high speeds up to 20,000 RPM.

With an extra light preload, it handles radial loads up to 9518 lbf, making it suitable for demanding applications. The phenolic cage ensures stability, while the open design allows for easy lubrication.

This bearing can be used in matched sets of four, arranged back-to-back, face-to-face, or tandem. It’s ideal for precision machinery like spindles or CNC equipment where accuracy is key.

Weighing 1.12kg, it’s robust yet manageable. Compliant with PA9A tolerance class, it offers reliable performance in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number 7020 ACEGA/HCPA9A
  • 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 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 27
  • Contact Angle 25°
  • Tolerance Class PA9A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 4
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 9518 lbf
  • Static Radial Load 8550 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 20000 rpm
  • Weight 1.12 kg
Super Precision Angular Contact Ball Bearings 7020 ACEGA/HCPA9A dimension drawing
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Features

Performance Features of 7020 ACEGA/HCPA9A Bearing

7020 ACEGA/HCPA9A Bearing is crafted with chrome steel rings and ceramic balls, offering excellent durability and smooth operation.
Its 25° contact angle ensures efficient handling of combined radial and axial loads.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a dynamic radial load capacity of 9518 lbf, it suits high-demand applications.

7020 ACEGA/HCPA9A Bearing operates at speeds up to 20,000 rpm, making it ideal for precision tasks.
Its extra light preload ensures minimal vibration and noise during use.

The open design allows for easy lubrication, extending the bearing’s service life.
It functions reliably in temperatures ranging from -30°C to 110°C.

Application

Industrial Uses of 7020 ACEGA/HCPA9A Bearing
The 7020 ACEGA/HCPA9A Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. Its precision design ensures smooth operation even under demanding conditions.

In automotive applications, 7020 ACEGA/HCPA9A Bearing is ideal for electric motor systems, providing reliable performance in high-speed rotations. The extra light preload helps maintain accuracy in gearbox assemblies.

For automation and robotics, 7020 ACEGA/HCPA9A Bearing supports precise movements in robotic arms and CNC machines. The 25° contact angle enhances stability during dynamic operations.

Medical imaging devices benefit from 7020 ACEGA/HCPA9A Bearing’s low vibration and high-speed capabilities. Its chrome steel rings and ceramic balls ensure long-lasting performance in critical applications.

In consumer electronics, 7020 ACEGA/HCPA9A Bearing is found in high-performance printers and scanners, where its quiet operation and durability are key advantages. The open design allows for easy maintenance and lubrication.

Q&A

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