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Super Precision Angular Contact Ball Bearings S7020 ACEGA/HCP4A

Super Precision Angular Contact Ball Bearings S7020 ACEGA/HCP4A

The S7020 ACEGA/HCP4A is a super precision angular contact ball bearing with a 100mm bore and 150mm outer diameter, measuring 24mm in width. Made from chrome steel with ceramic balls, it offers excellent durability and smooth operation.

This bearing handles radial loads up to 9518 lbf and spins at speeds up to 10,000 RPM. Its 25° contact angle and extra light preload ensure precise performance in demanding applications.

The sealed design keeps grease in and contaminants out, while the phenolic cage provides long-lasting stability. It operates in temperatures from -30°C to 110°C, making it versatile for various environments.

Ideal for high-precision machinery like CNC spindles or medical equipment, this bearing is interchangeable with SKF models. Weighing 1.18kg, it’s part of a matched set for universal mounting options.

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Product Parameters

  • Part Number S7020 ACEGA/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 100 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 27
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • 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 Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 10000 rpm
  • Weight 1.18 kg
  • Price（$） 37.593
Super Precision Angular Contact Ball Bearings S7020 ACEGA/HCP4A dimension drawing
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Features

Performance Features of S7020 ACEGA/HCP4A Bearing

S7020 ACEGA/HCP4A Bearing features a 25° contact angle, optimised for handling combined radial and axial loads.
The ceramic balls and chrome steel rings enhance durability while reducing friction during high-speed operation.

With a dynamic radial load capacity of 9518 lbf, it delivers reliable performance in precision applications.
The phenolic cage ensures smooth operation, even at maximum speeds of 10,000 rpm.

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

The P4A tolerance class guarantees exceptional precision, making it suitable for demanding machinery.
Universal matching allows flexible arrangement options, including back-to-back or face-to-face configurations.

Application

Industrial Uses of S7020 ACEGA/HCP4A Bearing
S7020 ACEGA/HCP4A Bearing is commonly used in high-precision machine tools, where its ceramic balls and P4A tolerance ensure minimal vibration during operation. The sealed design keeps contaminants out, extending service life in dusty workshop environments.

What Makes S7020 ACEGA/HCP4A Bearing a Preferred Choice?
In robotics, S7020 ACEGA/HCP4A Bearing excels in articulated arms due to its 25° contact angle, providing smooth rotational movement. The phenolic cage offers quiet performance, ideal for sensitive automated systems.

Built for Heavy-Duty Use: S7020 ACEGA/HCP4A Bearing
This bearing handles radial loads well in industrial pumps, with its chrome steel rings standing up to continuous operation. The extra light preload makes it suitable for applications requiring precise axial positioning.

Medical vs Industrial: Where S7020 ACEGA/HCP4A Bearing Excels
While used in medical centrifuges for its ceramic ball cleanliness, S7020 ACEGA/HCP4A Bearing also shines in food processing equipment. The grease lubrication works reliably across both temperature-controlled and humid environments.

How Does S7020 ACEGA/HCP4A Bearing Support High-Speed Operations?
With a 10,000 rpm rating, this bearing performs reliably in dental drill handpieces and small CNC spindles. The matched universal set option allows for custom configurations in specialised machinery.

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