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Super Precision Angular Contact Ball Bearings 71913 CD/P4ADFA

Super Precision Angular Contact Ball Bearings 71913 CD/P4ADFA

The 71913 CD/P4ADFA is a super precision angular contact ball bearing with a 65mm bore and 90mm outer diameter, crafted from durable chrome steel. It features a 15° contact angle and comes in a matched set of two bearings arranged face-to-face.

This bearing handles radial loads up to 7470 lbf and operates smoothly at high speeds up to 31,000 RPM. Its phenolic cage ensures quiet performance, while the open design allows for easy lubrication.

The extra light preload (Class A) provides excellent accuracy, making it ideal for precision applications. It works reliably in temperatures from -30°C to 110°C.

Perfect for high-precision machinery like spindles or CNC equipment where low vibration and tight tolerances are crucial. Weighing 0.42kg, it offers robust performance in a compact size.

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Product Parameters

  • Part Number 71913 CD/P4ADFA
  • 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 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings >< DF
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 7470 lbf
  • Static Radial Load 7538 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 31000 rpm
  • Weight 0.42 kg
Super Precision Angular Contact Ball Bearings 71913 CD/P4ADFA dimension drawing
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Features

How Does 71913 CD/P4ADFA Bearing Ensure Precision in High-Speed Applications?

71913 CD/P4ADFA Bearing features a 15° contact angle, optimised for high-speed performance and precision.
Its chrome steel rings and balls provide excellent durability, while the phenolic cage ensures smooth operation.

With a maximum speed of 31,000 rpm, this bearing is ideal for demanding applications.
The matched arrangement of two bearings enhances stability and load distribution.

The extra light preload reduces friction, improving efficiency and longevity.
Its P4A tolerance class guarantees consistent performance in precision tasks.

The open design allows for easy lubrication, maintaining optimal performance over time.
71913 CD/P4ADFA Bearing handles both dynamic and static radial loads effectively.

Application

Industrial Uses of 71913 CD/P4ADFA Bearing
71913 CD/P4ADFA Bearing is commonly used in high-speed machine tools, where its precision and angular contact design ensure accurate performance. The phenolic cage helps reduce friction, making it suitable for continuous operation.

In automotive applications, 71913 CD/P4ADFA Bearing supports components like wheel hubs and transmissions, handling both radial and axial loads efficiently. Its extra light preload ensures smooth operation even under demanding conditions.

For medical imaging devices, 71913 CD/P4ADFA Bearing’s chrome steel construction provides reliability and longevity. The P4A tolerance class guarantees the precision needed for sensitive equipment.

Automation systems benefit from 71913 CD/P4ADFA Bearing’s ability to handle high speeds and loads in robotic arms. The matched arrangement of two bearings enhances stability in dynamic applications.

In consumer electronics, 71913 CD/P4ADFA Bearing is found in high-performance printers and scanners. Its lubricated design ensures quiet operation, ideal for office environments.

Q&A

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