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Super Precision Angular Contact Ball Bearings 71913 ACB/HCP4ADT

Super Precision Angular Contact Ball Bearings 71913 ACB/HCP4ADT

The 71913 ACB/HCP4ADT 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 balanced performance.

This bearing handles radial loads up to 3668 lbf and spins smoothly at high speeds, reaching up to 36,000 RPM. Its ceramic balls and phenolic cage reduce friction, ensuring quiet and efficient operation.

The open design allows for easy lubrication, while the P4A tolerance class guarantees precise performance. Ideal for applications like machine tools or high-speed spindles where accuracy is crucial.

Weighing just 0.39kg, it’s lightweight yet robust. Suitable for temperatures from -30°C to 110°C, making it versatile for various industrial uses.

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Product Parameters

  • Part Number 71913 ACB/HCP4ADT
  • 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 5.556 mm
  • Ball Qty 32
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings << DT
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 3668 lbf
  • Static Radial Load 3960 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.39 kg
Super Precision Angular Contact Ball Bearings 71913 ACB/HCP4ADT dimension drawing
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Features

Performance Features of 71913 ACB/HCP4ADT Bearing

71913 ACB/HCP4ADT Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability and reduce friction during high-speed operation.

The phenolic cage maintains ball alignment, ensuring smooth performance even at speeds up to 36,000 rpm.
With a dynamic radial load capacity of 3668 lbf, it handles demanding conditions reliably.

Preload availability in the matched arrangement of two bearings improves precision and stability.
The P4A tolerance class guarantees consistent performance in high-precision applications.

Application

Key Fields for 71913 ACB/HCP4ADT Bearing
71913 ACB/HCP4ADT Bearing is widely used in high-speed machine tools, where its precision and ceramic balls ensure minimal friction and heat generation. The matched arrangement with preload makes it ideal for spindle applications requiring tight tolerances.

In robotics, 71913 ACB/HCP4ADT Bearing provides smooth motion control in articulated arms, thanks to its angular contact design. The phenolic cage adds durability, even in continuous operation cycles.

For aerospace components, 71913 ACB/HCP4ADT Bearing’s P4A tolerance class guarantees reliability in critical systems like gyroscopes. Its temperature range also suits both ground and flight conditions.

Automotive testing equipment benefits from 71913 ACB/HCP4ADT Bearing’s ability to handle dynamic radial loads during high-speed simulations. The lubricated design ensures consistent performance over extended periods.

In medical imaging devices, 71913 ACB/HCP4ADT Bearing’s chrome steel rings and ceramic balls deliver quiet, vibration-free operation. This precision is crucial for maintaining image clarity in diagnostic machines.

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