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Super Precision Angular Contact Ball Bearings 71907 CE/HCP4A

Super Precision Angular Contact Ball Bearings 71907 CE/HCP4A

The 71907 CE/HCP4A is a super precision angular contact ball bearing with a 35mm bore and 55mm outer diameter, designed for high-speed applications. Its compact 10mm width and chrome steel construction make it both durable and lightweight at just 0.067kg.

With a 15° contact angle and ceramic balls, it handles radial loads up to 1755 lbf and spins smoothly at speeds up to 65,000 RPM. The phenolic cage ensures quiet operation and long service life.

The open design allows easy lubrication, while the P4 tolerance class guarantees precise performance. Ideal for machine tools or high-speed spindles where accuracy is key.

This model is interchangeable with SKF bearings and operates in temperatures from -30°C to 110°C. Its matched arrangement option provides added flexibility for complex setups.

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Product Parameters

  • Part Number 71907 CE/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 35 mm
  • Bore Dia Tolerance -0.006mm to 0
  • Outer Dia 55 mm
  • Outer Dia Tolerance -0.007mm to 0
  • Width 10 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 19
  • Contact Angle 15°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 1755 lbf
  • Static Radial Load 1046 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 65000 rpm
  • Weight 0.067 kg
  • Price（$） 255.924
Super Precision Angular Contact Ball Bearings 71907 CE/HCP4A dimension drawing
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Features

Why Choose 71907 CE/HCP4A Bearing for Precision Tasks?

71907 CE/HCP4A Bearing features a 15° contact angle and ceramic balls, ensuring high precision in angular contact applications.
Its P4 tolerance class (ABEC-7) guarantees tight dimensional control for accurate performance.

The phenolic cage maintains ball alignment, reducing friction and enhancing speed capabilities.
With a maximum speed of 65,000 rpm, it excels in high-speed operations.

Chrome steel rings and ceramic balls provide durability and resistance to wear.
This combination ensures reliable performance under dynamic radial loads up to 1755 lbf.

71907 CE/HCP4A Bearing is preloaded and available in matched sets for consistent operation.
Its open design allows for easy lubrication, extending service life in demanding conditions.

Application

Key Fields for 71907 CE/HCP4A Bearing
71907 CE/HCP4A Bearing is commonly used in high-speed machine tools, where its 15° contact angle ensures smooth rotation under angular loads. The ceramic balls reduce friction, making it ideal for precision grinding applications.

In robotics, 71907 CE/HCP4A Bearing provides reliable performance in articulated arms, thanks to its phenolic cage and P4 tolerance class. Its lightweight design also helps improve energy efficiency in automated systems.

For aerospace components, 71907 CE/HCP4A Bearing’s ability to handle high speeds (up to 65,000 rpm) makes it suitable for gyroscopes and navigation systems. The chrome steel rings offer durability in demanding environments.

Medical imaging devices benefit from 71907 CE/HCP4A Bearing’s low vibration and noise levels, ensuring accurate scans. The lubricated design further enhances its longevity in continuous-use scenarios.

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