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Super Precision Angular Contact Ball Bearings S7020 CB/HCP4A

Super Precision Angular Contact Ball Bearings S7020 CB/HCP4A

The S7020 CB/HCP4A is a super precision angular contact ball bearing with a 100mm bore and 150mm outer diameter, crafted from durable chrome steel. Its compact 24mm width makes it suitable for space-conscious applications.

With a 15° contact angle and ceramic balls, it handles radial loads up to 6660 lbf and spins smoothly at 13,000 RPM. The sealed design keeps lubrication in place, while the phenolic cage ensures quiet operation.

This bearing comes preloaded and is available in matched sets for enhanced stability. It performs reliably in temperatures from -30°C to 110°C.

Ideal for high-precision machinery like CNC spindles or medical equipment, where accuracy and speed are crucial. Weighing 1.29kg, it offers a robust yet lightweight solution for demanding applications.

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Product Parameters

  • Part Number S7020 CB/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 10.319 mm
  • Ball Qty 27
  • Contact Angle 15°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 6660 lbf
  • Static Radial Load 6075 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 13000 rpm
  • Weight 1.29 kg
  • Price（$） 1276.434
Super Precision Angular Contact Ball Bearings S7020 CB/HCP4A dimension drawing
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Features

Performance Features of S7020 CB/HCP4A Bearing

S7020 CB/HCP4A Bearing features a 15° contact angle, optimised for angular contact load applications.
Its chrome steel rings and ceramic balls enhance durability and reduce friction during operation.

The phenolic cage in S7020 CB/HCP4A Bearing ensures smooth movement and minimal wear.
With a dynamic radial load capacity of 6660 lbf, it handles demanding conditions effectively.

S7020 CB/HCP4A Bearing operates at speeds up to 13,000 rpm while maintaining precision.
Its sealed design and lubrication reduce maintenance needs, ensuring long-term reliability.

Application

How Does S7020 CB/HCP4A Bearing Improve Performance?
S7020 CB/HCP4A Bearing is widely used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The 15° contact angle ensures precise handling of combined radial and axial loads.

In robotics, S7020 CB/HCP4A Bearing enhances the accuracy of articulated arms, thanks to its P4 tolerance class. The sealed design keeps contaminants out, making it ideal for cleanroom applications.

For aerospace components, S7020 CB/HCP4A Bearing’s matched arrangement and preload options provide stability in critical systems. Its lightweight construction helps reduce overall aircraft weight without compromising performance.

Automotive vs Aerospace: Applications of S7020 CB/HCP4A Bearing
In automotive systems, S7020 CB/HCP4A Bearing supports high-performance gearboxes, where its lubricated design ensures smooth operation. The ceramic balls also extend service life under demanding conditions.

Aerospace applications benefit from S7020 CB/HCP4A Bearing’s ability to handle extreme speeds and temperatures. Its phenolic cage offers excellent resistance to wear in high-vibration environments.

Q&A

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