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Super Precision Angular Contact Ball Bearings 71913 ACDGB/HCP4AL

Super Precision Angular Contact Ball Bearings 71913 ACDGB/HCP4AL

The 71913 ACDGB/HCP4AL 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 4388 lbf.

With a lightweight phenolic cage and chrome steel rings, it spins efficiently at speeds up to 36,000 RPM. The open design allows easy lubrication, while the P4A tolerance class guarantees consistent performance.

This bearing is ideal for machine tools or spindle drives where precision and speed are crucial. It can be arranged in back-to-back, face-to-face, or tandem configurations for versatile use.

Weighing just 0.17kg, it’s a compact yet robust choice for demanding industrial environments. Compliant with standard temperature ranges from -30°C to 110°C.

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Product Parameters

  • Part Number 71913 ACDGB/HCP4AL
  • 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 13 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 No
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Light / Class B
  • 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°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.17 kg
Super Precision Angular Contact Ball Bearings 71913 ACDGB/HCP4AL dimension drawing
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Features

Performance Features of 71913 ACDGB/HCP4AL Bearing

71913 ACDGB/HCP4AL Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its 25° contact angle allows for efficient handling of combined radial and axial loads.
The phenolic cage maintains ball alignment, reducing friction and enhancing performance.

With a dynamic radial load capacity of 4388 lbf, 71913 ACDGB/HCP4AL Bearing excels in demanding applications.
It supports speeds up to 36,000 rpm, making it suitable for high-speed operations.
The P4A tolerance class ensures consistent precision and reliability.

71913 ACDGB/HCP4AL Bearing operates smoothly within a temperature range of -30°C to 110°C.
Its open design and lubrication ensure minimal maintenance requirements.
The lightweight construction at 0.17 kg adds to its versatility in various setups.

The bearing’s universal matching capability allows for flexible configurations like back-to-back or face-to-face arrangements.
This feature makes it adaptable to different mechanical needs.
Its ceramic balls contribute to reduced wear and extended service life.

71913 ACDGB/HCP4AL Bearing’s high-speed performance is complemented by its low friction design.
The precision engineering ensures quiet and efficient operation.
It is an ideal choice for applications requiring both speed and accuracy.

Application

How Does 71913 ACDGB/HCP4AL Bearing Improve Performance?
71913 ACDGB/HCP4AL Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction for smoother operation. The 25° contact angle helps manage combined radial and axial loads efficiently.

In robotics, 71913 ACDGB/HCP4AL Bearing ensures precise movement in articulated arms, thanks to its P4A tolerance class. The lightweight design also minimises energy consumption in automated systems.

For aerospace applications, 71913 ACDGB/HCP4AL Bearing’s temperature stability makes it suitable for avionics equipment. Its open design allows for easy lubrication, extending service life in demanding conditions.

Where Is 71913 ACDGB/HCP4AL Bearing Used?
71913 ACDGB/HCP4AL Bearing fits well in dental drills, where its high-speed capability and low vibration are essential. The ceramic balls also resist corrosion from frequent sterilisation.

In electric vehicle motors, 71913 ACDGB/HCP4AL Bearing handles angular loads while maintaining quiet operation. The metric dimensions ensure compatibility with most European and Asian motor designs.

Built for Heavy-Duty Use: 71913 ACDGB/HCP4AL Bearing
71913 ACDGB/HCP4AL Bearing works reliably in industrial pumps, enduring continuous operation with minimal wear. Its chrome steel rings provide strength, while the light preload ensures consistent performance.

For precision measuring instruments, 71913 ACDGB/HCP4AL Bearing offers the accuracy needed for repeatable results. The phenolic cage reduces heat buildup, maintaining stability during extended use.

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