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Super Precision Angular Contact Ball Bearings 7020 ACDGA/HCP4A

Super Precision Angular Contact Ball Bearings 7020 ACDGA/HCP4A

The 7020 ACDGA/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 high performance and durability.

This bearing handles radial loads up to 17842 lbf and spins smoothly at speeds up to 16000 RPM. Its 25° contact angle ensures efficient load distribution, ideal for precision applications.

The phenolic cage reduces friction, while the open design allows for easy lubrication. It operates in temperatures from -30°C to 110°C, making it versatile for various environments.

Suitable for high-speed machinery like spindles or CNC equipment, this bearing comes in a matched set of two. It can be arranged back-to-back, face-to-face, or tandem for flexible use. Weighing 1.05kg, it’s robust yet manageable for its size.

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Product Parameters

  • Part Number 7020 ACDGA/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 15.875 mm
  • Ball Qty 22
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 2
  • 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 17842 lbf
  • Static Radial Load 18000 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 1.05 kg
  • Price（$） 386.82
Super Precision Angular Contact Ball Bearings 7020 ACDGA/HCP4A dimension drawing
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Features

Performance Features of 7020 ACDGA/HCP4A Bearing

7020 ACDGA/HCP4A Bearing is crafted with a 25° contact angle, ideal for handling combined radial and axial loads.
The chrome steel rings and ceramic balls work together to reduce friction and enhance durability.
With a dynamic radial load capacity of 17842 lbf, it performs reliably under heavy loads.
Its phenolic cage ensures smooth operation at high speeds up to 16,000 rpm.

Why Choose 7020 ACDGA/HCP4A Bearing for Precision Tasks?

7020 ACDGA/HCP4A Bearing offers extra light preload (Class A), ensuring precise performance in demanding applications.
The P4A tolerance class guarantees high accuracy, making it suitable for precision machinery.
Its universal matching capability allows flexible arrangements like back-to-back or face-to-face setups.
The ceramic balls and phenolic cage contribute to low noise and vibration during operation.

Engineered for High-Speed Applications: 7020 ACDGA/HCP4A Bearing

7020 ACDGA/HCP4A Bearing is designed to operate at speeds up to 16,000 rpm without compromising performance.
The ceramic balls reduce centrifugal force, maintaining stability even at high rotational speeds.
Its open design facilitates efficient lubrication, keeping temperatures within the -30°C to 110°C range.
The phenolic cage provides excellent heat resistance and reduces wear over time.

Application

Industrial Uses of 7020 ACDGA/HCP4A Bearing
7020 ACDGA/HCP4A Bearing is commonly used in high-speed machine tools, where its precision and angular contact design ensure accurate performance. The ceramic balls reduce friction, making it suitable for applications demanding smooth operation.

In automotive systems, 7020 ACDGA/HCP4A Bearing supports components like electric motors and transmissions, where its extra-light preload enhances efficiency. The P4A tolerance class ensures consistent performance under varying loads.

For robotics, 7020 ACDGA/HCP4A Bearing’s phenolic cage and chrome steel rings provide durability in articulated arms and automated systems. Its high-speed capability makes it a reliable choice for dynamic movements.

Where Is 7020 ACDGA/HCP4A Bearing Used?
7020 ACDGA/HCP4A Bearing finds its place in medical imaging devices, where precision and reliability are critical. The open design allows for easy lubrication, ensuring long service life.

In aerospace applications, 7020 ACDGA/HCP4A Bearing handles high radial loads in components like actuators and control systems. The ceramic balls contribute to reduced weight and improved performance.

Built for Heavy-Duty Use: 7020 ACDGA/HCP4A Bearing
7020 ACDGA/HCP4A Bearing excels in industrial pumps and compressors, where its robust construction handles demanding conditions. The metric sizing ensures compatibility with a wide range of machinery.

For automation equipment, 7020 ACDGA/HCP4A Bearing’s universal matching capability allows flexible configurations. Its high-speed rating makes it ideal for repetitive, precision tasks.

Automotive vs Aerospace: Applications of 7020 ACDGA/HCP4A Bearing
In automotive applications, 7020 ACDGA/HCP4A Bearing supports gearboxes and drivetrains, offering smooth operation under angular loads. The ceramic balls enhance efficiency and reduce wear.

In aerospace, 7020 ACDGA/HCP4A Bearing is used in flight control systems, where its precision and reliability are vital. The phenolic cage ensures stability in high-temperature environments.

Q&A

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