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Super Precision Angular Contact Ball Bearings 7020 ACD/P4ADGD

Super Precision Angular Contact Ball Bearings 7020 ACD/P4ADGD

The 7020 ACD/P4ADGD is a super precision angular contact ball bearing with a 100mm bore and 150mm outer diameter, crafted from durable chrome steel. It handles heavy radial loads up to 28575 lbf and operates smoothly at speeds up to 16000 RPM.

Its 25° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face. The phenolic cage ensures quiet, long-lasting performance even under heavy preload.

This bearing is ideal for high-precision applications like machine tool spindles or robotics. It works well in temperatures from -30°C to 110°C and comes lubricated for easy use.

Weighing 2.53kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for reliable replacements.

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Product Parameters

  • Part Number 7020 ACD/P4ADGD
  • 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 48 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 Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Heavy / Class D
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 28575 lbf
  • Static Radial Load 36000 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 2.53 kg
Super Precision Angular Contact Ball Bearings 7020 ACD/P4ADGD dimension drawing
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Features

Performance Features of 7020 ACD/P4ADGD Bearing

7020 ACD/P4ADGD Bearing is crafted with chrome steel rings and balls, offering high resistance to radial and angular loads.
Its dynamic radial load capacity reaches 28575 lbf, ensuring stable performance in precision applications.
The phenolic cage maintains ball alignment, reducing friction and enhancing longevity.
With a maximum speed of 16,000 rpm, it excels in high-speed operations.

How Does 7020 ACD/P4ADGD Bearing Reduce Friction?

7020 ACD/P4ADGD Bearing features a 25° contact angle, optimised for smooth angular contact load distribution.
The precision-ground raceways and high-quality chrome steel balls minimise friction during operation.
Its universal matching design allows for versatile installation in back-to-back or face-to-face arrangements.
This ensures consistent performance and reduced energy loss in demanding setups.

Built for Reliability: 7020 ACD/P4ADGD Bearing

7020 ACD/P4ADGD Bearing’s heavy preload class D enhances rigidity and reduces vibration under heavy loads.
The P4A tolerance class guarantees exceptional precision, ideal for high-accuracy machinery.
Its phenolic cage withstands high temperatures, maintaining stability up to 110°C.
This makes it a dependable choice for industrial and precision engineering applications.

Steel vs Ceramic Bearings: Strengths of 7020 ACD/P4ADGD Bearing

7020 ACD/P4ADGD Bearing uses chrome steel for both rings and balls, balancing cost and performance.
The material choice ensures durability and resistance to wear in high-load scenarios.
Unlike ceramic options, it provides reliable performance across a wide temperature range (-30°C to 110°C).
This makes it a practical solution for various industrial applications.

Application

Industrial Uses of 7020 ACD/P4ADGD Bearing
The 7020 ACD/P4ADGD Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. Its heavy preload capability makes it suitable for applications demanding minimal deflection.

Where Is 7020 ACD/P4ADGD Bearing Used?
You’ll often find the 7020 ACD/P4ADGD Bearing in automotive transmissions, where it handles combined radial and axial loads efficiently. The universal matching feature allows flexible arrangements in complex drivetrain systems.

Built for Heavy-Duty Use: 7020 ACD/P4ADGD Bearing
In robotics, the 7020 ACD/P4ADGD Bearing excels in articulated arms, providing smooth motion under heavy loads. The phenolic cage material reduces friction, enhancing longevity in continuous operation.

Automotive vs Aerospace: Applications of 7020 ACD/P4ADGD Bearing
While the 7020 ACD/P4ADGD Bearing supports high-speed gearboxes in cars, it also fits aerospace actuators due to its P4A tolerance class. The chrome steel construction ensures reliability in both environments.

Key Fields for 7020 ACD/P4ADGD Bearing
Medical imaging devices benefit from the 7020 ACD/P4ADGD Bearing’s precision, ensuring stable rotation in scanners. The lubricated design minimises maintenance needs in critical healthcare equipment.

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