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Super Precision Angular Contact Ball Bearings 71906 CE/HCP4A

Super Precision Angular Contact Ball Bearings 71906 CE/HCP4A

The 71906 CE/HCP4A is a super precision angular contact ball bearing with a 30mm bore and 47mm outer diameter, designed for high-speed applications. Its compact 9mm width makes it suitable for tight spaces, while the 15° contact angle ensures smooth angular load handling.

Made from chrome steel with ceramic balls, it offers low friction and can handle dynamic radial loads up to 1258 lbf. The phenolic cage enhances durability, and it spins efficiently at speeds up to 75,000 RPM.

This open-design bearing comes pre-lubricated and operates in temperatures from -30°C to 110°C. Its P4 tolerance class (ABEC-7) ensures high precision for demanding tasks.

Ideal for precision machinery like spindles or dental equipment, it’s lightweight at just 0.045kg. The bearing is interchangeable with SKF models, simplifying replacements.

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Product Parameters

  • Part Number 71906 CE/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 30 mm
  • Bore Dia Tolerance -0.005mm to 0
  • Outer Dia 47 mm
  • Outer Dia Tolerance -0.006mm to 0
  • Width 9 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 4.762 mm
  • Ball Qty 18
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 1258 lbf
  • Static Radial Load 731 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 75000 rpm
  • Weight 0.045 kg
  • Price（$） 216.396
Super Precision Angular Contact Ball Bearings 71906 CE/HCP4A dimension drawing
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Features

Why Choose 71906 CE/HCP4A Bearing for Precision Tasks?

71906 CE/HCP4A Bearing features a 15° contact angle, ideal for high-precision angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, ensuring smooth operation at speeds up to 75,000 rpm.
The phenolic cage maintains ball alignment, enhancing durability and performance.
With a P4 tolerance class, it delivers exceptional accuracy for demanding tasks.

Application

Key Fields for 71906 CE/HCP4A Bearing
71906 CE/HCP4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for demanding machining tasks.

In robotics, 71906 CE/HCP4A Bearing supports articulated arms, providing smooth movement with minimal vibration. Its phenolic cage offers durability in repetitive motion applications.

For medical imaging devices, 71906 CE/HCP4A Bearing’s P4 tolerance class delivers the consistency needed for precise positioning. The open seal design allows for easy lubrication, extending service life in critical equipment.

Automotive applications like electric power steering systems benefit from 71906 CE/HCP4A Bearing’s ability to handle combined loads. The 15° contact angle optimises performance in compact spaces.

In aerospace components, 71906 CE/HCP4A Bearing’s lightweight construction and high-speed capability make it a reliable choice. The chrome steel rings withstand harsh operating conditions while maintaining precision.

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