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Super Precision Angular Contact Ball Bearings 7020 ACDGA/VQ253

Super Precision Angular Contact Ball Bearings 7020 ACDGA/VQ253

The 7020 ACDGA/VQ253 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 is designed for angular contact loads, handling up to 17842 lbf dynamically.

With a maximum speed of 16000 RPM, this bearing operates smoothly in temperatures ranging from -30°C to 110°C. Its open design and phenolic cage ensure durability and easy maintenance.

The bearing comes preloaded for extra light performance, making it ideal for high-precision applications. It can be used in back-to-back, face-to-face, or tandem arrangements for versatile setups.

Weighing 1.26kg, it’s a robust choice for machinery requiring tight tolerances and reliable performance. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacements. Perfect for spindle drives or precision tools where accuracy is key.

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Product Parameters

  • Part Number 7020 ACDGA/VQ253
  • 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 Chrome Steel
  • 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 1.26 kg
Super Precision Angular Contact Ball Bearings 7020 ACDGA/VQ253 dimension drawing
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Features

Performance Features of 7020 ACDGA/VQ253 Bearing

7020 ACDGA/VQ253 Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.

With a dynamic radial load capacity of 17842 lbf, it handles demanding conditions efficiently.
The P4A tolerance class guarantees high precision, making it suitable for critical applications.

Operating at speeds up to 16,000 rpm, 7020 ACDGA/VQ253 Bearing balances performance and reliability.
Its temperature range of -30°C to 110°C ensures consistent operation in varied environments.

The open design simplifies lubrication, reducing maintenance needs.
Its universal matching capability allows flexible arrangement options for different load requirements.

Application

Super Precision Angular Contact Ball Bearings 7020 ACDGA/VQ253 are commonly used in high-speed machine spindles, where their 25° contact angle ensures smooth rotation under radial and axial loads. The P4A tolerance class makes them suitable for applications demanding tight precision.

In robotics, 7020 ACDGA/VQ253 Bearings provide reliable support for articulated arms, thanks to their phenolic cage reducing friction during rapid movements. Their open design allows for easy lubrication, extending service life in continuous operation.

For aerospace components, 7020 ACDGA/VQ253 Bearings handle both thrust and radial loads in systems like landing gear mechanisms. The chrome steel construction offers durability under varying temperatures, while the extra-light preload ensures consistent performance.

Automotive enthusiasts appreciate 7020 ACDGA/VQ253 Bearings in performance gearboxes, where their high-speed capability (up to 16,000 rpm) enhances shifting smoothness. The metric sizing also simplifies integration with European and Asian transmission designs.

Medical imaging devices benefit from 7020 ACDGA/VQ253 Bearings’ low vibration characteristics, crucial for maintaining scan accuracy. The lubricated design minimises maintenance needs in sensitive hospital environments.

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