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Super Precision Angular Contact Ball Bearings 7020 ACD/HCP4A

Super Precision Angular Contact Ball Bearings 7020 ACD/HCP4A

The 7020 ACD/HCP4A is a super precision angular contact ball bearing with a 100mm bore and 150mm outer diameter, designed for high-speed applications. Its 25° contact angle efficiently handles combined radial and axial loads up to 17842 lbf.

Made from chrome steel rings and ceramic balls, it offers smooth operation at speeds up to 15000 RPM. The phenolic cage ensures durability while reducing friction for better performance.

This open-design bearing comes pre-lubricated and works in temperatures from -30°C to 110°C. Its P4 tolerance class (ABEC-7) guarantees exceptional precision for demanding tasks.

Ideal for machine tool spindles or high-precision equipment where accuracy and speed are crucial. Weighing 1.05kg, it’s robust yet manageable for its size, and interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 7020 ACD/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 100 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 22
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 17842 lbf
  • Static Radial Load 18000 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 15000 rpm
  • Weight 1.05 kg
  • Price（$） 164.43
Super Precision Angular Contact Ball Bearings 7020 ACD/HCP4A dimension drawing
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Features

Performance Features of 7020 ACD/HCP4A Bearing

7020 ACD/HCP4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing precision and speed capabilities.

The phenolic cage ensures smooth operation, even at high speeds up to 15,000 rpm.
With a dynamic radial load capacity of 17,842 lbf, it handles demanding conditions reliably.

7020 ACD/HCP4A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its P4 tolerance class guarantees high precision, making it suitable for critical applications.

The open design allows for easy lubrication, maintaining performance over time.
Weighing just 1.05 kg, it balances strength and portability.

Application

Key Fields for 7020 ACD/HCP4A Bearing
In machine tools, 7020 ACD/HCP4A Bearing ensures smooth operation with its ceramic balls and phenolic cage, reducing friction for high-precision tasks. The 25° contact angle helps manage combined loads effectively.

Where Is 7020 ACD/HCP4A Bearing Used?
You’ll often find 7020 ACD/HCP4A Bearing in spindle assemblies for CNC machines, where its P4 tolerance delivers consistent accuracy. Its open design allows for easy lubrication, extending service life.

Built for Heavy-Duty Use: 7020 ACD/HCP4A Bearing
This bearing handles dynamic radial loads up to 17842 lbf, making it suitable for industrial gearboxes. The chrome steel rings provide durability in demanding environments.

Automotive vs Aerospace: Applications of 7020 ACD/HCP4A Bearing
In automotive systems, 7020 ACD/HCP4A Bearing supports high-speed components like turbochargers. For aerospace, its lightweight ceramic balls reduce inertia in critical flight systems.

Perfect Fit for Automation: 7020 ACD/HCP4A Bearing
Robotic arms benefit from 7020 ACD/HCP4A Bearing’s low friction and high-speed capability. The preload option ensures minimal play for repeatable movements.

Q&A

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