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Super Precision Angular Contact Ball Bearings 71915 ACD/P4ADGA

Super Precision Angular Contact Ball Bearings 71915 ACD/P4ADGA

The 71915 ACD/P4ADGA is a super precision angular contact ball bearing with a 75mm bore and 105mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and comes in a universal matching set of two bearings.

Designed for high-speed applications, it handles radial loads up to 12442 lbf and spins smoothly at speeds up to 22000 RPM. The phenolic cage ensures quiet operation and durability.

Its open design allows easy lubrication, while the P4A tolerance class guarantees precise performance. Ideal for machine tools or spindle applications where accuracy is key.

Weighing 0.7kg, it operates efficiently in temperatures from -30°C to 110°C. The universal matching option offers flexibility for back-to-back, face-to-face, or tandem arrangements.

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Product Parameters

  • Part Number 71915 ACD/P4ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 75 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 105 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 32 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 9.525 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 12442 lbf
  • Static Radial Load 15975 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 22000 rpm
  • Weight 0.7 kg
  • Price（$） 361.827
Super Precision Angular Contact Ball Bearings 71915 ACD/P4ADGA dimension drawing
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Features

Performance Features of 71915 ACD/P4ADGA Bearing

71915 ACD/P4ADGA Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.

Its chrome steel rings and balls enhance durability, while the phenolic cage ensures smooth operation at high speeds.

With a dynamic radial load capacity of 12442 lbf, it handles demanding conditions reliably.

The universal matching feature allows flexible arrangement options, including back-to-back and face-to-face configurations.

Application

Industrial Uses of 71915 ACD/P4ADGA Bearing
71915 ACD/P4ADGA Bearing is commonly used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The universal matching design allows for flexible arrangements, making it suitable for complex setups.

In aerospace applications, 71915 ACD/P4ADGA Bearing supports critical components like turbine shafts, thanks to its P4A tolerance class and high-speed capability. The phenolic cage reduces friction, enhancing performance in demanding conditions.

For robotics, 71915 ACD/P4ADGA Bearing’s extra light preload ensures smooth motion in articulated arms and joints. Its chrome steel construction provides durability, even in continuous operation scenarios.

Automotive vs Aerospace: Applications of 71915 ACD/P4ADGA Bearing
In automotive systems, 71915 ACD/P4ADGA Bearing is ideal for high-performance gearboxes, where its dynamic radial load capacity ensures reliability. The metric sizing makes it compatible with a range of vehicle designs.

Aerospace applications benefit from 71915 ACD/P4ADGA Bearing’s precision and speed tolerance, particularly in flight control systems. The open seal type allows for easy lubrication, extending service life in harsh environments.

What Makes 71915 ACD/P4ADGA Bearing a Preferred Choice?
71915 ACD/P4ADGA Bearing stands out in medical imaging devices due to its low vibration and high precision. The phenolic cage material ensures quiet operation, crucial for sensitive equipment.

Its versatility also shines in 3D printers, where smooth linear motion is essential. The bearing’s ability to handle both radial and axial loads makes it a reliable choice for advanced automation.

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