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Super Precision Angular Contact Ball Bearings 71926 ACD/P4AQBCC

Super Precision Angular Contact Ball Bearings 71926 ACD/P4AQBCC

The 71926 ACD/P4AQBCC is a super precision angular contact ball bearing with a 130mm bore and 180mm outer diameter, crafted from high-quality chrome steel. It measures 130mm×180mm×96mm and comes in a matched set of four bearings for balanced performance.

Designed for angular contact loads, it handles dynamic radial loads up to 51525 lbf and spins smoothly at speeds up to 7500 RPM. The phenolic cage ensures durability, while the open design allows for easy lubrication.

With a 25° contact angle and moderate preload (Class C), it offers stable operation in temperatures from -30°C to 110°C. The P4A tolerance class guarantees high precision for demanding applications.

Ideal for precision machinery like spindles or CNC equipment, where accuracy and reliability are crucial. Weighing 6.2kg, it’s robust yet manageable for its size. Interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 71926 ACD/P4AQBCC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 130 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 180 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 96 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 27
  • 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 51525 lbf
  • Static Radial Load 91125 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 7500 rpm
  • Weight 6.2 kg
Super Precision Angular Contact Ball Bearings 71926 ACD/P4AQBCC dimension drawing
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Features

Performance Features of 71926 ACD/P4AQBCC Bearing

71926 ACD/P4AQBCC Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.
Its chrome steel construction ensures durability and resistance to wear under high radial loads.

The phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation.
With a dynamic radial load capacity of 51525 lbf, it handles demanding conditions effortlessly.

71926 ACD/P4AQBCC Bearing operates efficiently at speeds up to 7,500 rpm, balancing performance and longevity.
Its moderate preload (Class C) ensures consistent accuracy in matched arrangements.

The open design allows for easy lubrication, maintaining optimal performance in temperatures from -30°C to 110°C.
Its P4A tolerance class guarantees high precision for critical applications.

Application

Common Applications of 71926 ACD/P4AQBCC Bearing
71926 ACD/P4AQBCC Bearing is widely 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 tolerances.

In aerospace components, 71926 ACD/P4AQBCC Bearing supports critical systems like turbine shafts, thanks to its ability to handle both radial and axial loads. The phenolic cage offers lightweight durability, ideal for high-speed environments.

For robotics, 71926 ACD/P4AQBCC Bearing provides smooth motion in articulated arms, where consistent performance is key. The matched set of four bearings ensures balanced load distribution, enhancing operational reliability.

Medical imaging devices benefit from 71926 ACD/P4AQBCC Bearing’s precision, particularly in MRI machines where quiet operation is essential. The chrome steel construction also resists wear in continuous-use scenarios.

In automation systems, 71926 ACD/P4AQBCC Bearing is a go-to choice for linear actuators, offering stability under varying loads. Its open design allows for easy lubrication, extending service life in demanding conditions.

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