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Super Precision Angular Contact Ball Bearings 71913 ACD/HCP4ATBTA

Super Precision Angular Contact Ball Bearings 71913 ACD/HCP4ATBTA

The 71913 ACD/HCP4ATBTA is a super precision angular contact ball bearing with a 65mm bore and 90mm outer diameter, designed for high-speed applications. Its 25° contact angle and ceramic balls ensure smooth operation under radial loads up to 9518 lbf.

Made from chrome steel with a phenolic cage, this bearing set includes three matched units for extra stability. It spins at speeds up to 36,000 RPM and handles temperatures from -30°C to 110°C.

The open design allows easy lubrication, while the P4A tolerance class guarantees precision. Ideal for machine tools or spindles where accuracy and speed are crucial.

Weighing 0.52kg, it’s a robust yet lightweight solution for demanding industrial environments. Interchangeable with SKF bearings for convenient replacements.

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Product Parameters

  • Part Number 71913 ACD/HCP4ATBTA
  • 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 39 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 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 9518 lbf
  • Static Radial Load 10800 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.52 kg
Super Precision Angular Contact Ball Bearings 71913 ACD/HCP4ATBTA dimension drawing
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Features

Performance Features of 71913 ACD/HCP4ATBTA Bearing

71913 ACD/HCP4ATBTA Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.
The ceramic balls reduce friction, enhancing speed capabilities up to 36,000 rpm.

Its chrome steel rings and phenolic cage ensure durability and smooth operation under dynamic radial loads of 9518 lbf.
The extra-light preload (Class A) minimises vibration, making it ideal for high-precision tasks.

With a temperature range of -30°C to 110°C, 71913 ACD/HCP4ATBTA Bearing performs reliably in varied conditions.
The matched arrangement of three bearings (TBT) provides stability for complex load requirements.

The open seal design allows easy lubrication, maintaining performance over extended periods.
Its P4A tolerance class ensures consistent accuracy in demanding applications.

Application

Key Fields for 71913 ACD/HCP4ATBTA Bearing
71913 ACD/HCP4ATBTA Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for high-speed operations.

In aerospace applications, 71913 ACD/HCP4ATBTA Bearing supports critical components like turbine shafts, thanks to its extra light preload and P4A tolerance class. The phenolic cage adds durability in demanding environments.

For automation systems, 71913 ACD/HCP4ATBTA Bearing excels in robotic arms, providing smooth movement with minimal vibration. Its matched arrangement of three bearings enhances stability in complex setups.

Medical imaging devices benefit from 71913 ACD/HCP4ATBTA Bearing’s consistent performance and low heat generation. The chrome steel rings ensure long-term reliability in sensitive equipment.

In electric vehicle motors, 71913 ACD/HCP4ATBTA Bearing handles high radial loads while maintaining efficiency. The lubricated design reduces maintenance needs, making it a practical choice for automotive engineers.

Q&A

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