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Super Precision Angular Contact Ball Bearings 71912 ACD/P4ADT

Super Precision Angular Contact Ball Bearings 71912 ACD/P4ADT

The 71912 ACD/P4ADT is a super precision angular contact ball bearing with a 60mm bore and 85mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 6795 lbf and operates smoothly at speeds up to 33,000 RPM.

Its 25° contact angle and matched arrangement of two bearings provide excellent stability for angular loads. The phenolic cage ensures quiet operation and long service life.

This bearing comes pre-lubricated and works in temperatures from -30°C to 110°C. Ideal for high-precision applications like machine tool spindles or robotics.

Weighing 0.38kg, it’s a robust yet compact choice for demanding environments. Compliant with P4A tolerance class for superior accuracy.

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Product Parameters

  • Part Number 71912 ACD/P4ADT
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 85 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 26 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 24
  • 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 6795 lbf
  • Static Radial Load 6525 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 33000 rpm
  • Weight 0.38 kg
Super Precision Angular Contact Ball Bearings 71912 ACD/P4ADT dimension drawing
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Features

Performance Features of 71912 ACD/P4ADT Bearing

71912 ACD/P4ADT Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and resistance to wear under dynamic radial loads up to 6795 lbf.

The phenolic cage in 71912 ACD/P4ADT Bearing maintains ball alignment, reducing friction and enhancing performance.
With a maximum speed of 33,000 rpm, it delivers smooth operation in high-speed environments.

71912 ACD/P4ADT Bearing operates efficiently within a temperature range of -30°C to 110°C, suitable for various conditions.
Its matched arrangement of two bearings provides preload options, ensuring stability and precision.

The open seal design of 71912 ACD/P4ADT Bearing allows for easy lubrication, extending its service life.
Its precision tolerance class P4A ensures consistent performance in demanding applications.

Application

Industrial Uses of 71912 ACD/P4ADT Bearing
71912 ACD/P4ADT Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle performance. The matched arrangement of two bearings provides stability under heavy radial and axial loads.

In automotive applications, 71912 ACD/P4ADT Bearing supports components like wheel hubs and transmissions, offering reliable performance at high speeds. Its phenolic cage reduces friction, making it suitable for demanding driving conditions.

For robotics, 71912 ACD/P4ADT Bearing is ideal for articulated arms and joints, thanks to its low tolerance and smooth operation. The open design allows for easy lubrication, extending service life in continuous use.

Where Is 71912 ACD/P4ADT Bearing Used?
You’ll find 71912 ACD/P4ADT Bearing in medical imaging devices, where its high precision ensures clear and consistent results. The chrome steel construction also resists wear in sterile environments.

In consumer electronics, 71912 ACD/P4ADT Bearing is used in high-end printers and scanners, providing quiet and efficient operation. Its lightweight design helps maintain device portability without sacrificing performance.

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