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Super Precision Angular Contact Ball Bearings 71912 CE/P4A

Super Precision Angular Contact Ball Bearings 71912 CE/P4A

The 71912 CE/P4A 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 3668 lbf and operates smoothly at speeds up to 34,000 RPM.

Its 15° contact angle and P4 tolerance class ensure high accuracy, while the phenolic cage offers quiet, efficient performance. The bearing comes pre-lubricated for immediate use and works in temperatures from -30°C to 110°C.

This open-design bearing is interchangeable with SKF models, making it a versatile choice for precision applications. Ideal for high-speed spindles or machine tools where accuracy and reliability are key.

Weighing just 0.19kg, it’s lightweight yet robust, with a compact 13mm width for space-saving installations. Compliant with universal matching standards for flexible pairing.

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Product Parameters

  • Part Number 71912 CE/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 85 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 13 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 23
  • Contact Angle 15°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 3668 lbf
  • Static Radial Load 2655 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 34000 rpm
  • Weight 0.19 kg
  • Price（$） 51.21
Super Precision Angular Contact Ball Bearings 71912 CE/P4A dimension drawing
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Features

Performance Features of 71912 CE/P4A Bearing

71912 CE/P4A Bearing is crafted with chrome steel rings and balls, offering high precision for angular contact applications.
Its 15° contact angle ensures efficient load distribution, enhancing performance in high-speed operations.

The phenolic cage maintains ball alignment, reducing friction and noise during use.
With a maximum speed of 34,000 rpm, it delivers smooth and reliable operation.

71912 CE/P4A Bearing’s P4 tolerance class guarantees exceptional accuracy for demanding tasks.
Its dynamic radial load capacity of 3668 lbf makes it suitable for rigorous applications.

The open design allows for easy lubrication, ensuring consistent performance over time.
Operating between -30° to 110°C, it remains stable in varied temperature conditions.

Application

Common Applications of 71912 CE/P4A Bearing
71912 CE/P4A Bearing works well in high-speed machine tools, where its precision and angular contact design help maintain accuracy during heavy cutting operations. The open seal allows for easy lubrication, keeping performance smooth over long periods.

In automotive applications, 71912 CE/P4A Bearing is often used in wheel hubs and transmissions, where its 15° contact angle handles combined loads effectively. The phenolic cage reduces friction, making it a reliable choice for demanding driving conditions.

For robotics, 71912 CE/P4A Bearing provides the necessary stability in robotic arms and joints, ensuring precise movement. Its P4 tolerance class ensures minimal vibration, which is crucial for delicate automated tasks.

In medical imaging devices, 71912 CE/P4A Bearing’s chrome steel construction offers durability and consistent performance. The high-speed capability makes it suitable for rotating components in scanners and diagnostic equipment.

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