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Super Precision Angular Contact Ball Bearings 71914 ACD/P4ADFC

Super Precision Angular Contact Ball Bearings 71914 ACD/P4ADFC

The 71914 ACD/P4ADFC is a super precision angular contact ball bearing with a 70mm bore and 100mm outer diameter, crafted from durable chrome steel. Its 25° contact angle efficiently manages combined radial and thrust loads.

With a dynamic radial load capacity of 11858 lbf and speeds up to 28000 RPM, it offers smooth, reliable performance. The phenolic cage ensures stability during high-speed operations.

This matched set of two bearings (DF arrangement) comes with moderate preload for precise alignment. Ideal for machine tools or spindles where accuracy is crucial.

Weighing 0.66kg, it operates in temperatures from -30°C to 110°C. Compliant with P4A tolerance standards for exceptional precision.

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Product Parameters

  • Part Number 71914 ACD/P4ADFC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 70 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 32 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 9.525 mm
  • Ball Qty 24
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings >< DF
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 11858 lbf
  • Static Radial Load 14400 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 0.66 kg
Super Precision Angular Contact Ball Bearings 71914 ACD/P4ADFC dimension drawing
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Features

How Does 71914 ACD/P4ADFC Bearing Achieve Super Precision?

71914 ACD/P4ADFC Bearing features a 25° contact angle, optimised for high-speed angular contact applications.
The chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.

With a dynamic radial load capacity of 11858 lbf, it handles demanding conditions reliably.
Its P4A tolerance class guarantees precision, making it suitable for high-accuracy machinery.

The matched arrangement of two bearings enhances stability under moderate preload.
A maximum speed of 28,000 rpm allows for efficient performance in high-speed operations.

71914 ACD/P4ADFC Bearing operates smoothly in temperatures from -30°C to 110°C.
Its open design simplifies lubrication, ensuring consistent performance over time.

Application

Common Applications of 71914 ACD/P4ADFC Bearing
71914 ACD/P4ADFC Bearing is widely used in high-speed machine tools, where its precision and moderate preload ensure smooth operation. The angular contact design makes it ideal for handling combined radial and axial loads in demanding environments.

In automotive applications, 71914 ACD/P4ADFC Bearing supports components like wheel hubs and transmissions, offering reliable performance under heavy loads. Its chrome steel construction enhances durability, making it a trusted choice for long-term use.

For robotics and automation, 71914 ACD/P4ADFC Bearing provides the accuracy needed for precise movements in robotic arms and CNC machines. The matched arrangement of two bearings further improves stability and load distribution.

Medical imaging equipment benefits from 71914 ACD/P4ADFC Bearing’s low noise and high-speed capabilities. Its phenolic cage reduces friction, ensuring quiet operation in sensitive environments like MRI scanners.

In aerospace applications, 71914 ACD/P4ADFC Bearing’s tolerance class P4A meets the stringent requirements for precision and reliability. The temperature range of -30°C to 110°C ensures performance in varying conditions.

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