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Super Precision Angular Contact Ball Bearings S7020 ACE/HCP4A

Super Precision Angular Contact Ball Bearings S7020 ACE/HCP4A

The S7020 ACE/HCP4A is a super precision angular contact ball bearing with a 100mm bore and 150mm outer diameter, crafted from high-quality chrome steel. Its 25° contact angle and ceramic balls ensure smooth operation under radial loads up to 9518 lbf.

The sealed design keeps lubrication in place, while the phenolic cage offers durability. It can handle speeds up to 12,700 RPM and temperatures from -30°C to 110°C, making it versatile for various settings.

With a P4 tolerance class, this bearing provides excellent precision for demanding applications. Ideal for high-speed machinery like spindles or CNC equipment where accuracy is crucial.

Weighing 1.18kg, it’s a robust yet manageable component. Compatible with SKF bearings, it’s a reliable choice for replacements or upgrades.

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Product Parameters

  • Part Number S7020 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 Sealed
  • Matched Arrangement No
  • 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 12700 rpm
  • Weight 1.18 kg
  • Price（$） 1276.875
Super Precision Angular Contact Ball Bearings S7020 ACE/HCP4A dimension drawing
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Features

Performance Features of S7020 ACE/HCP4A Bearing

S7020 ACE/HCP4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
The ceramic balls reduce friction, enhancing speed capabilities up to 12,700 rpm.

Its chrome steel rings and phenolic cage ensure durability and smooth operation under high dynamic radial loads of 9518 lbf.
The sealed design protects against contaminants, making it suitable for precision environments.

With a P4 tolerance class, S7020 ACE/HCP4A Bearing delivers consistent performance in demanding conditions.
The preload option further enhances stability, reducing vibration and noise during operation.

Application

Industrial Uses of S7020 ACE/HCP4A Bearing
S7020 ACE/HCP4A Bearing works well in high-speed machine tools, where its ceramic balls reduce friction and heat buildup. The sealed design keeps contaminants out, ensuring longer service life in demanding environments.

What Makes S7020 ACE/HCP4A Bearing a Preferred Choice?
In robotics, S7020 ACE/HCP4A Bearing handles precise angular loads, making it ideal for articulated arms and automated assembly lines. Its phenolic cage offers quiet operation, which is essential in sensitive applications.

Built for Heavy-Duty Use: S7020 ACE/HCP4A Bearing
This bearing suits industrial fans and pumps, where its P4 tolerance ensures smooth rotation under heavy radial loads. The chrome steel rings provide durability, even in continuous operation scenarios.

Automotive vs Aerospace: Applications of S7020 ACE/HCP4A Bearing
In automotive systems, S7020 ACE/HCP4A Bearing supports high-performance gearboxes, while in aerospace, it aids in actuator mechanisms. Its ceramic balls and lubricated design cater to both high-speed and precision needs.

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