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Super Precision Angular Contact Ball Bearings S7020 ACD/HCP4A

Super Precision Angular Contact Ball Bearings S7020 ACD/HCP4A

The S7020 ACD/HCP4A is a super precision angular contact ball bearing with a 100mm bore and 150mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and ceramic balls for smooth operation under heavy loads.

With a dynamic radial load capacity of 17842 lbf, it handles high-speed applications up to 9500 RPM. The sealed design keeps lubrication in and contaminants out, ensuring reliable performance in temperatures from -30°C to 110°C.

Its phenolic cage reduces friction and wear, while the P4 tolerance class guarantees precise movement. Ideal for machine tools or high-performance spindles where accuracy and durability are key.

Weighing 1.06kg, this bearing is interchangeable with SKF models, making it a versatile choice for replacements or upgrades. The matched arrangement option allows for customised setups in demanding applications.

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Product Parameters

  • Part Number S7020 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 Sealed
  • Matched Arrangement Available
  • 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 9500 rpm
  • Weight 1.06 kg
  • Price（$） 1276.92
Super Precision Angular Contact Ball Bearings S7020 ACD/HCP4A dimension drawing
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Features

Performance Features of S7020 ACD/HCP4A Bearing

S7020 ACD/HCP4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its ceramic balls and chrome steel rings enhance durability and reduce friction during high-speed operation.

The phenolic cage ensures smooth performance, even at speeds up to 9,500 rpm.
With a dynamic radial load capacity of 17,842 lbf, it handles demanding tasks with ease.

S7020 ACD/HCP4A Bearing operates efficiently in temperatures ranging from -30° to 110°C.
Its sealed design keeps lubrication intact, reducing maintenance needs and extending service life.

The P4 tolerance class ensures high precision, making it suitable for applications requiring tight tolerances.
Its universal matching capability allows for flexible configurations in various setups.

Application

Industrial Uses of S7020 ACD/HCP4A Bearing
S7020 ACD/HCP4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it suitable for high-speed operations.

In automotive applications, S7020 ACD/HCP4A Bearing supports performance in gearboxes and electric motors, thanks to its durable chrome steel construction. The sealed design also helps protect against contaminants in demanding environments.

For medical imaging devices, S7020 ACD/HCP4A Bearing provides reliable performance due to its phenolic cage and consistent load handling. Its P4 tolerance class ensures the precision needed for sensitive equipment.

Automation systems benefit from S7020 ACD/HCP4A Bearing in robotic arms, where its matched arrangement enhances stability. The preload option further improves rigidity in dynamic applications.

In consumer electronics, S7020 ACD/HCP4A Bearing can be found in high-end printers, offering smooth operation with minimal noise. The lubricated design ensures long service life even with frequent use.

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