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Super Precision Angular Contact Ball Bearings 71913 ACD/HCP4A

Super Precision Angular Contact Ball Bearings 71913 ACD/HCP4A

The 71913 ACD/HCP4A is a super precision angular contact ball bearing with a 65mm bore and 90mm outer diameter, crafted from chrome steel for durability. It handles radial loads up to 4388 lbf and operates smoothly at speeds up to 24,000 RPM.

Its 25° contact angle and ceramic balls reduce friction, while the phenolic cage ensures quiet performance. The open design allows for easy lubrication, extending its lifespan.

This bearing is ideal for high-speed applications like machine tool spindles or precision instruments. With a P4 tolerance class, it offers exceptional accuracy for demanding tasks.

Weighing just 0.17kg, it’s lightweight yet robust. It works in temperatures from -30°C to 110°C, making it versatile for various environments. Interchangeable with SKF bearings, it’s a reliable choice for replacements.

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Product Parameters

  • Part Number 71913 ACD/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 65 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 13 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 26
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 4388 lbf
  • Static Radial Load 3600 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 24000 rpm
  • Weight 0.17 kg
  • Price（$） 551.556
Super Precision Angular Contact Ball Bearings 71913 ACD/HCP4A dimension drawing
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Features

Why Choose 71913 ACD/HCP4A Bearing for Precision Tasks?

71913 ACD/HCP4A Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with precision.
Its ceramic balls and chrome steel rings ensure low friction and high-speed performance up to 24,000 rpm.
The phenolic cage provides stability, reducing vibration and noise in demanding applications.
With a P4 tolerance class, it delivers exceptional accuracy for critical machinery.

Application

Key Fields for 71913 ACD/HCP4A Bearing
71913 ACD/HCP4A Bearing is commonly used in high-speed machine tools, where its angular contact design ensures precise spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.

In robotics, 71913 ACD/HCP4A Bearing supports articulated arms, providing stability and accuracy in repetitive movements. Its phenolic cage offers lightweight durability, perfect for dynamic automation tasks.

For aerospace components, 71913 ACD/HCP4A Bearing handles radial and axial loads in navigation systems, thanks to its P4 tolerance class. The chrome steel rings ensure longevity even in demanding flight conditions.

Medical imaging devices benefit from 71913 ACD/HCP4A Bearing’s low friction and high-speed capabilities, crucial for accurate diagnostics. The open design allows for easy lubrication, maintaining performance over time.

Q&A

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