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Super Precision Angular Contact Ball Bearings 71915 CD/P4ADGC

Super Precision Angular Contact Ball Bearings 71915 CD/P4ADGC

The 71915 CD/P4ADGC 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 15° contact angle and comes in a universal matching set of two bearings.

This bearing handles radial loads up to 13162 lbf and operates smoothly at speeds up to 36000 RPM. Its phenolic cage ensures durability and reduces friction during high-speed rotations.

The open design allows for easy lubrication, while the P4A tolerance class guarantees exceptional precision. It works well in temperatures ranging from -30°C to 110°C.

Ideal for precision applications like machine tool spindles or high-speed robotics, this bearing can be arranged back-to-back, face-to-face, or tandem. Weighing 0.7kg, it’s a robust yet lightweight solution for demanding environments.

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Product Parameters

  • Part Number 71915 CD/P4ADGC
  • 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 15°
  • 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 13162 lbf
  • Static Radial Load 16875 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.7 kg
Super Precision Angular Contact Ball Bearings 71915 CD/P4ADGC dimension drawing
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Features

Performance Features of 71915 CD/P4ADGC Bearing

71915 CD/P4ADGC Bearing is designed with a 15° contact angle, offering precise angular contact performance.
Its chrome steel rings and balls ensure durability under high dynamic radial loads of up to 13162 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a maximum speed of 36,000 rpm, it is suitable for high-speed applications.

71915 CD/P4ADGC Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its universal matching design allows flexible arrangements like back-to-back or face-to-face configurations.

The moderate preload (Class C) ensures stability and reduces vibration during operation.
This bearing is pre-lubricated, minimising maintenance needs and extending service life.

Application

Industrial Uses of 71915 CD/P4ADGC Bearing
71915 CD/P4ADGC Bearing is commonly used in high-precision machine tools, where its moderate preload and universal matching ensure accurate spindle performance. The 15° contact angle helps manage combined radial and axial loads efficiently.

In robotics, 71915 CD/P4ADGC Bearing supports articulated arms, providing smooth motion control thanks to its phenolic cage and chrome steel construction. Its high-speed capability makes it suitable for automated production lines.

For aerospace applications, 71915 CD/P4ADGC Bearing’s P4A tolerance class ensures reliability in navigation systems and flight control mechanisms. The open design allows for custom lubrication to suit specific operational conditions.

Where Is 71915 CD/P4ADGC Bearing Used?
You’ll find 71915 CD/P4ADGC Bearing in medical imaging devices, where its precision and low vibration are critical for clear scans. The chrome steel balls and rings offer long-lasting performance even with frequent use.

This bearing also works well in electric vehicle motors, handling high speeds and angular loads with ease. Its universal matching feature simplifies installation in compact motor designs.

Built for Heavy-Duty Use: 71915 CD/P4ADGC Bearing
71915 CD/P4ADGC Bearing excels in industrial pumps, where its dynamic radial load capacity ensures reliable operation under constant stress. The phenolic cage reduces friction, extending service life.

In packaging machinery, this bearing’s high-speed tolerance and precision help maintain consistent throughput. The metric dimensions make it easy to integrate into existing European and Asian equipment.

Automotive vs Aerospace: Applications of 71915 CD/P4ADGC Bearing
In automotive transmissions, 71915 CD/P4ADGC Bearing handles high rotational speeds and angular loads, ensuring smooth gear shifts. Its moderate preload reduces noise and vibration.

For aerospace actuators, this bearing’s P4A tolerance and universal matching provide the precision needed for reliable control surfaces. The temperature range suits both ground and flight conditions.

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