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Super Precision Angular Contact Ball Bearings 71913 ACD/P4ADBD

Super Precision Angular Contact Ball Bearings 71913 ACD/P4ADBD

The 71913 ACD/P4ADBD is a super precision angular contact ball bearing with a 65mm bore and 90mm outer diameter, crafted from durable chrome steel. It features a 25° contact angle and comes in a matched set of two bearings for heavy preload applications.

This bearing handles radial loads up to 7178 lbf and operates smoothly at high speeds, reaching up to 36,000 RPM. Its phenolic cage ensures quiet performance and long service life.

The open design allows for easy lubrication, making maintenance straightforward. It performs reliably in temperatures ranging from -30°C to 110°C.

Ideal for precision machinery like spindles or CNC equipment, where high-speed and accurate alignment are crucial. Weighing 0.42kg, it offers a robust yet lightweight solution for demanding applications.

Interchangeable with SKF bearings, it provides a convenient replacement option. The P4A tolerance class ensures exceptional precision for critical operations.

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Product Parameters

  • Part Number 71913 ACD/P4ADBD
  • 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 Heavy / Class D
  • 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/P4ADBD dimension drawing
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Features

Performance Features of 71913 ACD/P4ADBD Bearing

71913 ACD/P4ADBD Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and wear.

With a dynamic radial load capacity of 7178 lbf, it handles demanding conditions reliably.
The matched arrangement of two bearings enhances stability and performance in precision tasks.

Operating at speeds up to 36,000 rpm, it maintains efficiency without compromising precision.
Its P4A tolerance class guarantees high accuracy, making it suitable for critical applications.

The open seal design allows for easy lubrication, ensuring smooth operation over time.
Its temperature range of -30°C to 110°C ensures consistent performance in varied environments.

Application

Industrial Uses of 71913 ACD/P4ADBD Bearing
71913 ACD/P4ADBD Bearing is commonly used in high-speed machine tools, where its precision and heavy preload ensure accurate performance. The matched arrangement of two bearings provides stability for demanding industrial applications.

Where Is 71913 ACD/P4ADBD Bearing Used?
In automotive systems, 71913 ACD/P4ADBD Bearing supports components like electric motors and gearboxes, thanks to its angular contact design. The chrome steel construction offers durability under high radial loads.

Built for Heavy-Duty Use: 71913 ACD/P4ADBD Bearing
For robotics and automation, 71913 ACD/P4ADBD Bearing excels in robotic arms and CNC machines, where smooth operation is essential. Its phenolic cage reduces friction, enhancing efficiency in continuous use.

Medical vs Industrial: Where 71913 ACD/P4ADBD Bearing Excels
In medical imaging devices, 71913 ACD/P4ADBD Bearing provides reliable performance due to its precision and low noise. Industrial applications benefit from its high-speed capabilities and robust design.

Essential Roles of 71913 ACD/P4ADBD Bearing
71913 ACD/P4ADBD Bearing is ideal for aerospace applications, where its tolerance class P4A ensures accuracy. The lubricated design also extends its lifespan in high-performance environments.

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