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Super Precision Angular Contact Ball Bearings 71912 ACD/P4ADGC

Super Precision Angular Contact Ball Bearings 71912 ACD/P4ADGC

The 71912 ACD/P4ADGC is a super precision angular contact ball bearing with a 60mm bore and 85mm outer diameter, crafted from durable chrome steel. It supports both radial and axial loads, handling up to 6795 lbf dynamically and 6525 lbf statically.
With a 25° contact angle and moderate preload, it offers smooth operation at speeds up to 33,000 RPM. The open design and phenolic cage ensure low friction and long service life.
This bearing is part of a universal matching set, suitable for back-to-back, face-to-face, or tandem arrangements. Ideal for high-precision applications like machine tool spindles or high-speed motors.
Weighing 0.38kg, it operates efficiently in temperatures from -30°C to 110°C. Compliant with P4A tolerance standards for exceptional accuracy.

The 71912 ACD/P4ADGC features 24 chrome steel balls, each 7.938mm in diameter, ensuring balanced load distribution. Its open seal type allows for easy lubrication and maintenance.
The universal matching capability makes it versatile for various mounting configurations, enhancing flexibility in design. Suitable for demanding environments where precision and reliability are key.
With interchangeable compatibility with SKF bearings, it’s a practical choice for replacements or upgrades. Perfect for applications requiring high rotational accuracy and stability.

This bearing’s phenolic cage reduces weight and friction, contributing to smoother performance. The chrome steel construction provides excellent durability and resistance to wear.
Its moderate preload (Class C) ensures optimal performance without excessive stiffness. The 26mm width offers a compact yet robust solution for tight spaces.
Ideal for use in precision equipment like CNC machines or aerospace components. The bearing’s design ensures minimal vibration and noise during operation.

The 71912 ACD/P4ADGC is lubricated for immediate use, reducing initial setup time. Its high-speed capability makes it suitable for applications requiring rapid rotation.
The open seal design allows for easy inspection and relubrication, extending service intervals. The bearing’s universal matching feature simplifies installation in complex assemblies.
A reliable choice for industries where precision and performance cannot be compromised. Its robust construction ensures long-term reliability even under heavy loads.

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Product Parameters

  • Part Number 71912 ACD/P4ADGC
  • 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 24
  • 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 Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 6795 lbf
  • Static Radial Load 6525 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 33000 rpm
  • Weight 0.38 kg
Super Precision Angular Contact Ball Bearings 71912 ACD/P4ADGC dimension drawing
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Features

Performance Features of 71912 ACD/P4ADGC Bearing

71912 ACD/P4ADGC Bearing is crafted with a 25° contact angle, ideal for handling combined radial and axial loads.
Its universal matching design allows flexible arrangements like back-to-back or face-to-face, adapting to various applications.

The chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.
With a dynamic radial load capacity of 6795 lbf, it performs reliably under heavy loads.

71912 ACD/P4ADGC Bearing operates smoothly at speeds up to 33,000 rpm, maintaining precision in high-speed conditions.
Its P4A tolerance class guarantees exceptional accuracy for demanding tasks.

The moderate preload (Class C) enhances stability, making it suitable for precision machinery.
Its temperature range of -30°C to 110°C ensures consistent performance in diverse environments.

Application

Essential Roles of 71912 ACD/P4ADGC Bearing
71912 ACD/P4ADGC Bearing is widely used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The moderate preload and P4A tolerance class make it suitable for demanding machining tasks.

In automotive applications, 71912 ACD/P4ADGC Bearing supports performance in gearboxes and turbochargers, handling both radial and axial loads efficiently. Its universal matching feature allows flexible arrangement in compact spaces.

For robotics, 71912 ACD/P4ADGC Bearing provides smooth motion in articulated arms and joints, thanks to its phenolic cage and chrome steel construction. The high-speed capability ensures reliable performance in automated systems.

Medical imaging devices benefit from 71912 ACD/P4ADGC Bearing’s low vibration and high precision, critical for clear scan results. The open design facilitates easy lubrication, extending service life in clinical environments.

In aerospace systems, 71912 ACD/P4ADGC Bearing handles extreme loads and speeds in actuators and control mechanisms. Its temperature stability and durability make it a trusted choice for flight-critical components.

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