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Super Precision Angular Contact Ball Bearings 7020 ACE/P4AQBTA

Super Precision Angular Contact Ball Bearings 7020 ACE/P4AQBTA

The 7020 ACE/P4AQBTA is a super precision angular contact ball bearing with a 100mm bore and 150mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 25200 lbf and operates smoothly at speeds up to 20000 RPM.

Its 25° contact angle and extra light preload ensure minimal friction and precise performance. The phenolic cage adds durability while keeping the bearing lightweight.

This set includes four matched bearings, ideal for applications requiring high accuracy like machine tool spindles or precision gearboxes. It works well in temperatures from -30°C to 110°C.

With a P4A tolerance class, it meets strict precision standards. The open design allows for easy lubrication, ensuring long service life. A reliable choice for demanding industrial environments.

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Product Parameters

  • Part Number 7020 ACE/P4AQBTA
  • 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 96 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 Open
  • Matched Arrangement 4 bearings <>>> QBT
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 25200 lbf
  • Static Radial Load 33750 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 20000 rpm
  • Weight 5.04 kg
Super Precision Angular Contact Ball Bearings 7020 ACE/P4AQBTA dimension drawing
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Features

Performance Features of 7020 ACE/P4AQBTA Bearing

7020 ACE/P4AQBTA Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and balls ensure durability and smooth operation under high radial loads.

The matched arrangement of four bearings provides stability, ideal for complex machinery setups.
With a dynamic radial load capacity of 25200 lbf, it handles demanding conditions efficiently.

Phenolic cage material reduces friction and noise, enhancing performance in high-speed applications.
Operating at up to 20,000 rpm, it balances speed and reliability for industrial use.

Extra light preload ensures minimal friction, extending the bearing’s service life.
Its P4A tolerance class guarantees precision, making it suitable for critical tasks.

Application

Industrial Uses of 7020 ACE/P4AQBTA Bearing
7020 ACE/P4AQBTA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The phenolic cage offers smooth operation at high speeds, making it ideal for demanding industrial environments.

In automotive applications, 7020 ACE/P4AQBTA Bearing supports gearbox systems, providing reliable performance under radial and axial loads. Its matched arrangement of four bearings enhances stability in high-performance vehicles.

For medical imaging devices, 7020 ACE/P4AQBTA Bearing’s P4A tolerance class ensures minimal vibration, crucial for clear and precise scans. The chrome steel construction also adds durability in continuous-use scenarios.

Automation systems benefit from 7020 ACE/P4AQBTA Bearing’s extra light preload, which reduces friction in robotic arms. This makes it a practical choice for high-speed, repetitive movements in manufacturing lines.

In consumer electronics, 7020 ACE/P4AQBTA Bearing can be found in high-end printers, where its precision and quiet operation improve print quality. The lubricated design ensures long-lasting performance with minimal maintenance.

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