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Super Precision Angular Contact Ball Bearings 71924 CE/P4A

Super Precision Angular Contact Ball Bearings 71924 CE/P4A

The 71924 CE/P4A is a super precision angular contact ball bearing with a 120mm bore and 165mm outer diameter, crafted from high-grade chrome steel. It handles radial loads up to 10688 lbf and operates smoothly at speeds up to 16000 RPM.

With a 15° contact angle and phenolic cage, it offers excellent stability and low friction. The open design allows for easy lubrication, ensuring long service life even in demanding conditions.

This bearing is ideal for high-precision applications like machine tool spindles or aerospace components, where accuracy and reliability are crucial. It meets P4 tolerance standards for superior performance.

Weighing 1.1kg, it’s robust yet manageable for its size. Compliant with standard temperature ranges from -30°C to 110°C, it’s a versatile choice for various industrial uses.

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Product Parameters

  • Part Number 71924 CE/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 120 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 165 mm
  • Outer Dia Tolerance -0.01mm to 0
  • Width 22 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 24
  • 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 10688 lbf
  • Static Radial Load 9000 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 16000 rpm
  • Weight 1.1 kg
  • Price（$） 1514.466
Super Precision Angular Contact Ball Bearings 71924 CE/P4A dimension drawing
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Features

Why Choose 71924 CE/P4A Bearing for Precision Tasks?

71924 CE/P4A Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its chrome steel construction ensures durability and consistent performance under radial loads up to 10688 lbf.
The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a maximum speed of 16,000 rpm, it delivers reliable performance in demanding conditions.

Application

Common Applications of 71924 CE/P4A Bearing
71924 CE/P4A Bearing is widely used in high-speed machine tools, where its precision and angular contact design ensure smooth operation. The open seal type allows for efficient lubrication, making it suitable for continuous use.

In robotics, 71924 CE/P4A Bearing provides reliable support for articulated arms, thanks to its phenolic cage and chrome steel construction. Its 15° contact angle helps manage both radial and axial loads effectively.

For aerospace applications, 71924 CE/P4A Bearing’s P4 tolerance class ensures accuracy in critical components like gyroscopes. The high dynamic radial load capacity makes it a dependable choice for demanding environments.

In medical imaging devices, 71924 CE/P4A Bearing’s low friction and high-speed capabilities contribute to precise movements. The temperature range of -30° to 110°C ensures performance stability in various conditions.

Q&A

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