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Super Precision Angular Contact Ball Bearings 71912 ACE/HCDGAVQ126

Super Precision Angular Contact Ball Bearings 71912 ACE/HCDGAVQ126

The 71912 ACE/HCDGAVQ126 is a super precision angular contact ball bearing with a 60mm bore and 85mm outer diameter, crafted from high-quality chrome steel. Its 25° contact angle and ceramic balls ensure smooth operation under angular loads.

This bearing handles dynamic radial loads up to 5648 lbf and reaches speeds of 33,000 RPM, making it suitable for high-performance applications. The phenolic cage adds durability while keeping weight low at just 0.32kg.

Designed for universal matching, it can be arranged back-to-back, face-to-face, or tandem. The extra-light preload (Class A) ensures minimal friction and precise movement.

Ideal for machine tools or precision equipment, it operates in temperatures from -30°C to 110°C. Its open design allows easy lubrication, extending service life. Interchangeable with SKF bearings for convenient replacements.

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Product Parameters

  • Part Number 71912 ACE/HCDGAVQ126
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 85 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 26 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 23
  • 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 5648 lbf
  • Static Radial Load 4950 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 33000 rpm
  • Weight 0.32 kg
Super Precision Angular Contact Ball Bearings 71912 ACE/HCDGAVQ126 dimension drawing
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Features

Performance Features of 71912 ACE/HCDGAVQ126 Bearing

71912 ACE/HCDGAVQ126 Bearing is crafted with chrome steel rings and ceramic balls, offering high precision and durability.
Its 25° contact angle ensures optimal load distribution for angular contact applications.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a dynamic radial load capacity of 5648 lbf, it handles demanding conditions reliably.

71912 ACE/HCDGAVQ126 Bearing operates smoothly at speeds up to 33,000 rpm.
Its universal matching design allows flexible arrangement in back-to-back or face-to-face configurations.

The extra light preload (Class A) ensures minimal friction and precise operation.
Temperature resistance from -30°C to 110°C makes it suitable for varied environments.

Ceramic balls reduce weight and improve high-speed performance.
P4A tolerance class guarantees exceptional accuracy for precision applications.

Application

Common Applications of 71912 ACE/HCDGAVQ126 Bearing
71912 ACE/HCDGAVQ126 Bearing is widely used in high-speed machine tools, where its super precision and angular contact design ensure smooth operation. The ceramic balls reduce friction, making it ideal for applications requiring minimal heat generation.

In robotics, 71912 ACE/HCDGAVQ126 Bearing supports precise movements in robotic arms, thanks to its universal matching arrangement. The phenolic cage adds durability, even in continuous operation scenarios.

For aerospace components, 71912 ACE/HCDGAVQ126 Bearing’s P4A tolerance class guarantees reliability in critical systems. Its extra light preload helps maintain performance under varying loads and speeds.

Where Is 71912 ACE/HCDGAVQ126 Bearing Used?
You’ll often find 71912 ACE/HCDGAVQ126 Bearing in medical imaging devices, where its high-speed capabilities and precision are essential. The chrome steel rings provide long-lasting performance in demanding environments.

In automotive testing equipment, 71912 ACE/HCDGAVQ126 Bearing handles angular loads with ease, ensuring accurate results. Its lubricated design reduces maintenance needs, making it a practical choice for lab settings.

Built for Heavy-Duty Use: 71912 ACE/HCDGAVQ126 Bearing
71912 ACE/HCDGAVQ126 Bearing excels in industrial pumps, where its dynamic radial load capacity keeps systems running smoothly. The open seal type allows for easy inspection and relubrication.

For 3D printers, 71912 ACE/HCDGAVQ126 Bearing’s low friction and high-speed performance ensure precise layer deposition. The tandem arrangement option adds versatility for different machine designs.

Automotive vs Aerospace: Applications of 71912 ACE/HCDGAVQ126 Bearing
In automotive transmissions, 71912 ACE/HCDGAVQ126 Bearing supports high-speed shafts with minimal vibration. The 25° contact angle optimises load distribution for longer service life.

For aerospace actuators, 71912 ACE/HCDGAVQ126 Bearing’s ceramic balls and phenolic cage withstand extreme conditions. Its metric sizing ensures compatibility with international component standards.

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