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Super Precision Angular Contact Ball Bearings 71914 ACD/P4AQBCC

Super Precision Angular Contact Ball Bearings 71914 ACD/P4AQBCC

The 71914 ACD/P4AQBCC is a super precision angular contact ball bearing with a 70mm bore and 100mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 19170 lbf and operates smoothly at speeds up to 28000 RPM.

Its 25° contact angle and matched set of four bearings provide excellent stability for angular loads. The phenolic cage ensures durability and reduces friction during high-speed rotations.

This bearing is lubricated for easy maintenance and works in temperatures from -30°C to 110°C. Its P4A tolerance class guarantees precise performance in demanding applications.

Ideal for machine tools or high-precision equipment where accuracy and reliability are crucial. Weighing 1.32kg, it’s a robust choice for industrial use. Interchangeable with SKF bearings for convenient replacements.

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Product Parameters

  • Part Number 71914 ACD/P4AQBCC
  • 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 64 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 4 bearings <<>> QBC
  • Number Of Bearings In Matched Set 4
  • 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 19170 lbf
  • Static Radial Load 29025 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 1.32 kg
Super Precision Angular Contact Ball Bearings 71914 ACD/P4AQBCC dimension drawing
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Features

How Does 71914 ACD/P4AQBCC Bearing Reduce Friction?

71914 ACD/P4AQBCC Bearing features a 25° contact angle, optimised for smooth angular contact performance.
Its chrome steel rings and balls work together to minimise friction during high-speed operation.

The phenolic cage ensures stable ball alignment, further reducing wear and energy loss.
With a maximum speed of 28,000 rpm, it maintains efficiency without compromising precision.

Lubrication is pre-applied, helping the bearing achieve low-friction performance from the first use.
This makes 71914 ACD/P4AQBCC Bearing suitable for applications where smooth rotation is essential.

Application

Practical Applications of 71914 ACD/P4AQBCC Bearing
71914 ACD/P4AQBCC Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The moderate preload and P4A tolerance class make it suitable for applications demanding tight control over radial and axial loads.

In aerospace components, 71914 ACD/P4AQBCC Bearing supports systems like gyroscopes and flight control mechanisms, where reliability is critical. Its phenolic cage offers lightweight stability, ideal for reducing overall system weight.

For robotics, 71914 ACD/P4AQBCC Bearing excels in articulated arms and joints, providing smooth movement under angular loads. The matched set arrangement enhances performance in multi-axis applications, ensuring consistent alignment.

Medical imaging devices benefit from 71914 ACD/P4AQBCC Bearing’s low friction and high-speed capabilities, crucial for precise scanning operations. The chrome steel construction ensures durability in sterile environments.

In automotive testing equipment, 71914 ACD/P4AQBCC Bearing handles dynamic loads during performance evaluations. Its lubricated design reduces maintenance needs, making it a practical choice for long-term use.

Q&A

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