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Super Precision Angular Contact Ball Bearings 71913 ACD/P4ADBB

Super Precision Angular Contact Ball Bearings 71913 ACD/P4ADBB

The 71913 ACD/P4ADBB is a super precision angular contact ball bearing with a 65mm bore and 90mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and comes in a matched pair for balanced performance.

This bearing handles radial loads up to 7178 lbf and can spin at speeds up to 36,000 RPM, making it suitable for high-speed applications. Its phenolic cage ensures smooth operation and durability.

The open design allows for easy lubrication, while the P4A tolerance class guarantees precision. Ideal for machine tools or spindle drives where accuracy is key.

Weighing 0.42kg, it’s designed for stability and long service life. Works well in temperatures from -30°C to 110°C, offering reliable performance in various conditions.

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Product Parameters

  • Part Number 71913 ACD/P4ADBB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 65 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 26 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 26
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 7178 lbf
  • Static Radial Load 7200 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.42 kg
Super Precision Angular Contact Ball Bearings 71913 ACD/P4ADBB dimension drawing
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Features

Performance Features of 71913 ACD/P4ADBB Bearing

71913 ACD/P4ADBB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 7178 lbf, it handles demanding conditions reliably.
Its high-speed capability of 36,000 rpm makes it suitable for precision machinery.

The matched arrangement of two bearings provides stability and balanced performance.
Light preload class B ensures minimal vibration and noise during operation.

71913 ACD/P4ADBB Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its P4A tolerance class guarantees precision and consistency in high-accuracy applications.

Application

Industrial Uses of 71913 ACD/P4ADBB Bearing
71913 ACD/P4ADBB Bearing is commonly used in high-speed machine tools, where its precision and light preload ensure smooth operation. The matched arrangement of two bearings provides stability in demanding industrial environments.

How Does 71913 ACD/P4ADBB Bearing Improve Performance?
In automotive applications, 71913 ACD/P4ADBB Bearing enhances gearbox efficiency with its angular contact design. The chrome steel construction offers durability under high radial loads.

Perfect Fit for Automation: 71913 ACD/P4ADBB Bearing
71913 ACD/P4ADBB Bearing is ideal for robotic arms, thanks to its high-speed capability and phenolic cage. The P4A tolerance class ensures consistent performance in automated systems.

Medical vs Industrial: Where 71913 ACD/P4ADBB Bearing Excels
In medical imaging devices, 71913 ACD/P4ADBB Bearing provides reliable precision, while in industrial settings, it handles heavy loads effortlessly. Its versatility makes it a go-to choice across sectors.

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