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Super Precision Angular Contact Ball Bearings 71901 ACE/P4ADT

Super Precision Angular Contact Ball Bearings 71901 ACE/P4ADT

The 71901 ACE/P4ADT is a super precision angular contact ball bearing with a compact size of 12mm by 24mm by 12mm, crafted from durable chrome steel. It features a 25° contact angle and comes in a matched set of two bearings for balanced performance.

This bearing handles radial loads up to 747 lbf and can spin at speeds up to 140,000 RPM, making it suitable for high-speed applications. Its open design allows for easy lubrication, while the phenolic cage ensures smooth operation.

The P4A tolerance class ensures high precision, ideal for applications requiring tight control. It works well in temperatures ranging from -30°C to 110°C.

Perfect for precision machinery like spindles or dental tools, this lightweight bearing weighs just 0.02kg. It’s interchangeable with SKF bearings, offering a reliable replacement option.

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Product Parameters

  • Part Number 71901 ACE/P4ADT
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 12 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 24 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 12 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 12
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings << DT
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 747 lbf
  • Static Radial Load 382 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 140000 rpm
  • Weight 0.02 kg
Super Precision Angular Contact Ball Bearings 71901 ACE/P4ADT dimension drawing
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Features

Performance Features of 71901 ACE/P4ADT Bearing

71901 ACE/P4ADT Bearing is designed with a 25° contact angle, optimised for angular contact loads.
Its chrome steel construction ensures durability and reliable performance under dynamic radial loads up to 747 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation.
With a maximum speed of 140,000 rpm, it is suitable for high-speed applications.

Precision-engineered to P4A tolerance class, 71901 ACE/P4ADT Bearing offers consistent accuracy.
Its matched arrangement of two bearings provides stability and balanced load distribution.

Application

Industrial Uses of 71901 ACE/P4ADT Bearing
71901 ACE/P4ADT Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings enhances stability in demanding industrial environments.

What Makes 71901 ACE/P4ADT Bearing a Preferred Choice?
In robotics, 71901 ACE/P4ADT Bearing provides smooth motion control for articulated arms, thanks to its phenolic cage and chrome steel construction. Its high-speed capability makes it suitable for automated production lines.

Built for Heavy-Duty Use: 71901 ACE/P4ADT Bearing
For automotive applications like electric motors, 71901 ACE/P4ADT Bearing handles both radial and axial loads efficiently. The P4A tolerance class ensures consistent performance under varying conditions.

Medical vs Industrial: Where 71901 ACE/P4ADT Bearing Excels
In medical imaging devices, 71901 ACE/P4ADT Bearing offers quiet operation and reliability. Its open design allows for easy lubrication, extending service life in critical equipment.

Perfect Fit for Automation: 71901 ACE/P4ADT Bearing
71901 ACE/P4ADT Bearing is ideal for 3D printers, where precision and low friction are key. The 25° contact angle helps maintain accuracy during high-speed printing tasks.

Q&A

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