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Super Precision Angular Contact Ball Bearings 71912 ACD/P4ATBTC

Super Precision Angular Contact Ball Bearings 71912 ACD/P4ATBTC

The 71912 ACD/P4ATBTC is a super precision angular contact ball bearing with a 60mm bore and 85mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 9068 lbf and spins smoothly at speeds up to 33,000 RPM.

Its 25° contact angle and matched arrangement of three bearings provide stable performance under angular loads. The phenolic cage ensures quiet operation and long service life.

This bearing comes pre-lubricated and operates efficiently in temperatures from -30°C to 110°C. Ideal for high-precision applications like machine tool spindles or robotics, where accuracy and speed are crucial.

Weighing 0.57kg, it’s a robust yet compact choice for demanding setups. Compliant with P4A tolerance standards for reliable performance.

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Product Parameters

  • Part Number 71912 ACD/P4ATBTC
  • 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 39 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 24
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing No
  • Preload Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 9068 lbf
  • Static Radial Load 9900 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 33000 rpm
  • Weight 0.57 kg
Super Precision Angular Contact Ball Bearings 71912 ACD/P4ATBTC dimension drawing
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Features

Performance Features of 71912 ACD/P4ATBTC Bearing

71912 ACD/P4ATBTC Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and smooth operation under high radial loads.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a dynamic radial load capacity of 9068 lbf, it handles demanding conditions reliably.

71912 ACD/P4ATBTC Bearing operates at speeds up to 33,000 rpm, balancing precision and efficiency.
Its moderate preload (Class C) ensures consistent performance in matched arrangements.

The open design allows for easy lubrication, extending service life.
It functions in temperatures from -30°C to 110°C, suitable for various environments.

With a P4A tolerance class, 71912 ACD/P4ATBTC Bearing offers high precision for critical applications.
Its 24-ball design distributes loads evenly, reducing wear and tear.

Application

Industrial Uses of 71912 ACD/P4ATBTC Bearing
71912 ACD/P4ATBTC Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The moderate preload helps maintain stability during heavy cutting operations.

In robotics, 71912 ACD/P4ATBTC Bearing supports articulated arms, providing smooth movement and reducing vibration. Its phenolic cage offers durability in continuous operation.

For aerospace applications, 71912 ACD/P4ATBTC Bearing handles both radial and axial loads in aircraft components. The P4A tolerance class ensures reliability in demanding flight conditions.

What Makes 71912 ACD/P4ATBTC Bearing a Preferred Choice?
71912 ACD/P4ATBTC Bearing is ideal for CNC lathes, where its high-speed capability and precision are essential. The chrome steel construction ensures long service life.

In medical imaging devices, 71912 ACD/P4ATBTC Bearing provides quiet and smooth operation. The matched arrangement of three bearings enhances load distribution.

Built for Heavy-Duty Use: 71912 ACD/P4ATBTC Bearing
71912 ACD/P4ATBTC Bearing excels in industrial pumps, handling both radial and axial loads with ease. The open design allows for efficient lubrication.

For automotive transmissions, 71912 ACD/P4ATBTC Bearing ensures reliable performance under high speeds. Its phenolic cage reduces friction and heat buildup.

Automotive vs Aerospace: Applications of 71912 ACD/P4ATBTC Bearing
In automotive systems, 71912 ACD/P4ATBTC Bearing supports gearboxes, offering precise angular contact. The metric sizing fits a variety of vehicle models.

For aerospace, 71912 ACD/P4ATBTC Bearing is used in flight control systems, where its high-speed capability is crucial. The P4A tolerance ensures consistent performance.

Q&A

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