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Super Precision Angular Contact Ball Bearings 71922 ACD/P4AQBCC

Super Precision Angular Contact Ball Bearings 71922 ACD/P4AQBCC

The 71922 ACD/P4AQBCC is a super precision angular contact ball bearing with a 110mm bore and 150mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 35100 lbf and operates smoothly at speeds up to 10000 RPM.

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

This bearing is preloaded for moderate stiffness, making it suitable for precision applications. It performs reliably in temperatures ranging from -30°C to 110°C.

Ideal for machine tools or spindle systems where accuracy and speed are crucial. Weighing 3.44kg, it’s a robust choice for industrial use. Compliant with P4A tolerance standards for consistent performance.

The open design allows for easy lubrication, extending its service life. Interchangeable with SKF bearings, it offers a practical solution for replacements.

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Product Parameters

  • Part Number 71922 ACD/P4AQBCC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 110 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 80 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 28
  • 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 35100 lbf
  • Static Radial Load 61875 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 10000 rpm
  • Weight 3.44 kg
Super Precision Angular Contact Ball Bearings 71922 ACD/P4AQBCC dimension drawing
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Features

Engineered for Precision: 71922 ACD/P4AQBCC Bearing

71922 ACD/P4AQBCC Bearing features a 25° contact angle, optimised for handling combined radial and axial loads.
Its chrome steel construction ensures durability and resistance to wear in high-precision applications.

The phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation.
With a maximum speed of 10,000 rpm, it delivers reliable performance in demanding conditions.

71922 ACD/P4AQBCC Bearing’s matched arrangement of four bearings provides consistent load distribution.
Its P4A tolerance class guarantees high precision, making it suitable for critical applications.

Application

Industrial Uses of 71922 ACD/P4AQBCC Bearing
71922 ACD/P4AQBCC Bearing is commonly used in high-precision machine tools, where its moderate preload and angular contact design ensure accurate spindle rotation. The phenolic cage reduces friction, making it suitable for prolonged operation.

In aerospace applications, 71922 ACD/P4AQBCC Bearing supports critical components like turbine shafts, thanks to its P4A tolerance class and chrome steel construction. Its matched arrangement of four bearings enhances stability under dynamic loads.

For robotics, 71922 ACD/P4AQBCC Bearing provides smooth motion in articulated arms, where its 25° contact angle handles combined radial and axial forces effectively. The lubricated design further extends service life in automated systems.

Where Is 71922 ACD/P4AQBCC Bearing Used?
You’ll find 71922 ACD/P4AQBCC Bearing in medical imaging devices, where its precision and low vibration are essential for clear scans. The open seal type allows for easy inspection and maintenance in clinical settings.

Automotive vs Aerospace: Applications of 71922 ACD/P4AQBCC Bearing
In automotive testing rigs, 71922 ACD/P4AQBCC Bearing handles high-speed rotations with reliability, while in aerospace, it ensures precision in flight control systems. Its versatility makes it a go-to for demanding environments.

Q&A

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