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Super Precision Angular Contact Ball Bearings 7020 ACE/HCP4A

Super Precision Angular Contact Ball Bearings 7020 ACE/HCP4A

The 7020 ACE/HCP4A 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 9518 lbf and reaches speeds of 20,000 RPM, thanks to its ceramic balls and phenolic cage.

With a 25° contact angle and P4 tolerance class, it offers excellent accuracy for demanding applications. The open design allows easy lubrication, ensuring smooth operation in temperatures from -30°C to 110°C.

This bearing is interchangeable with SKF models, making it a versatile choice for replacements. Ideal for high-speed machinery like spindles or CNC equipment where precision is key.

Weighing 1.12kg, it’s robust yet manageable for its size. Available in matched sets for paired applications, enhancing performance in complex setups.

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Product Parameters

  • Part Number 7020 ACE/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 12.7 mm
  • Ball Qty 27
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Preload Available
  • 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° to 110 °C
  • Max Speed 20000 rpm
  • Weight 1.12 kg
  • Price（$） 164.484
Super Precision Angular Contact Ball Bearings 7020 ACE/HCP4A dimension drawing
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Features

Why Choose 7020 ACE/HCP4A Bearing for Precision Tasks?

7020 ACE/HCP4A Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with precision.
Its ceramic balls and chrome steel rings ensure smooth operation, even at high speeds up to 20,000 rpm.

The phenolic cage minimises friction, enhancing the bearing’s performance in demanding applications.
With a dynamic radial load capacity of 9518 lbf, it delivers reliable strength for precision machinery.

Open design allows easy lubrication, maintaining efficiency over extended periods.
The P4 tolerance class ensures consistent accuracy, making it suitable for high-precision tasks.

Application

Key Fields for 7020 ACE/HCP4A Bearing
In high-precision machine tools, 7020 ACE/HCP4A Bearing excels with its 25° contact angle, ensuring accurate radial and axial load handling. The ceramic balls reduce friction, making it ideal for spindle applications.

Where Is 7020 ACE/HCP4A Bearing Used?
You’ll often find 7020 ACE/HCP4A Bearing in aerospace systems, where its P4 tolerance class meets strict precision requirements. The phenolic cage adds durability in high-speed scenarios.

Built for Heavy-Duty Use: 7020 ACE/HCP4A Bearing
7020 ACE/HCP4A Bearing handles demanding loads in industrial robotics, thanks to its chrome steel rings. Its matched arrangement option simplifies installation in complex machinery.

Medical vs Industrial: Where 7020 ACE/HCP4A Bearing Excels
In medical imaging devices, 7020 ACE/HCP4A Bearing’s low vibration ensures smooth operation. For industrial pumps, its lubricated design extends service life even under continuous use.

Automotive vs Aerospace: Applications of 7020 ACE/HCP4A Bearing
7020 ACE/HCP4A Bearing supports electric vehicle motors with its high-speed capability. In aerospace, its lightweight ceramic balls enhance fuel efficiency without compromising performance.

Q&A

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