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Super Precision Angular Contact Ball Bearings 71913 ACD/HCP4ADGA

Super Precision Angular Contact Ball Bearings 71913 ACD/HCP4ADGA

The 71913 ACD/HCP4ADGA 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 7178 lbf and reaches speeds of 36,000 RPM, thanks to its ceramic balls and phenolic cage.

Its 25° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face. The extra light preload ensures smooth operation in high-speed applications.

This bearing is lubricated for long-term performance and works in temperatures from -30°C to 110°C. Ideal for precision machinery like spindles or CNC equipment where accuracy is key.

Weighing 0.35kg, it comes in a matched set of two for balanced performance. Compliant with P4A tolerance class, it’s interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 71913 ACD/HCP4ADGA
  • 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 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 7178 lbf
  • Static Radial Load 7200 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.35 kg
Super Precision Angular Contact Ball Bearings 71913 ACD/HCP4ADGA dimension drawing
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Features

Performance Features of 71913 ACD/HCP4ADGA Bearing

71913 ACD/HCP4ADGA Bearing is designed with a 25° contact angle, ideal for handling combined radial and axial loads.
Its chrome steel rings and ceramic balls reduce friction, enhancing precision in high-speed applications.

The phenolic cage ensures smooth operation, even at speeds up to 36,000 rpm.
Universal matching allows flexible arrangements like back-to-back or face-to-face configurations.

With a dynamic radial load capacity of 7178 lbf, it delivers reliable performance.
The extra light preload (Class A) ensures minimal friction and optimal efficiency.

Operating temperatures range from -30°C to 110°C, suitable for various environments.
Its P4A tolerance class guarantees high precision and consistent performance.

Application

Key Fields for 71913 ACD/HCP4ADGA Bearing
71913 ACD/HCP4ADGA Bearing is commonly used in high-speed machine tools, where its precision and ceramic balls reduce friction for smoother operation. The universal matching design allows flexible arrangements, making it suitable for complex setups.

In robotics, 71913 ACD/HCP4ADGA Bearing ensures accurate movement in joints and arms, thanks to its extra light preload and angular contact. The phenolic cage also helps dampen vibrations during rapid motions.

For medical imaging devices, 71913 ACD/HCP4ADGA Bearing’s P4A tolerance class provides the consistency needed for precise positioning. Its chrome steel rings and ceramic balls offer durability in sterile environments.

Automotive applications like electric motor shafts benefit from 71913 ACD/HCP4ADGA Bearing’s high-speed capability and radial load handling. The lubricated design ensures long service life even under continuous use.

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