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Super Precision Angular Contact Ball Bearings 71917 CE/HCP4A

Super Precision Angular Contact Ball Bearings 71917 CE/HCP4A

The 71917 CE/HCP4A is a super precision angular contact ball bearing with an 85mm bore and 120mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 6660 lbf and reaches speeds of 28,000 RPM, thanks to its ceramic balls and phenolic cage.

With a 15° contact angle, it efficiently manages combined loads while maintaining smooth operation. The open design allows for easy lubrication, ensuring long service life even in demanding conditions.

This bearing is ideal for high-speed applications like machine tool spindles or precision instruments. Its P4 tolerance class guarantees exceptional accuracy, making it a reliable choice for critical tasks.

Weighing 0.42kg, it’s lightweight yet robust, suitable for temperatures from -30°C to 110°C. Interchangeable with SKF bearings, it offers a practical solution for replacements or upgrades.

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Product Parameters

  • Part Number 71917 CE/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 85 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 120 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 23
  • 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 6660 lbf
  • Static Radial Load 5130 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 28000 rpm
  • Weight 0.42 kg
  • Price（$） 911.547
Super Precision Angular Contact Ball Bearings 71917 CE/HCP4A dimension drawing
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Features

Why Choose 71917 CE/HCP4A Bearing for Precision Tasks?

71917 CE/HCP4A Bearing features a 15° contact angle, ideal for handling combined radial and axial loads.
Its ceramic balls and chrome steel rings ensure smooth operation even at high speeds up to 28,000 rpm.

The phenolic cage in 71917 CE/HCP4A Bearing reduces friction and wear, enhancing longevity.
With a dynamic radial load capacity of 6660 lbf, it performs reliably in demanding applications.

71917 CE/HCP4A Bearing’s P4 tolerance class guarantees high precision for critical tasks.
Its open design allows for easy lubrication, ensuring consistent performance over time.

Application

Industrial Uses of 71917 CE/HCP4A Bearing
71917 CE/HCP4A Bearing is commonly used in high-speed machine tools, where its 15° contact angle ensures precise radial and axial load handling. The ceramic balls and phenolic cage reduce friction, making it ideal for demanding industrial environments.

In automotive applications, 71917 CE/HCP4A Bearing supports components like electric motors and transmissions, where its P4 tolerance class guarantees smooth operation. Its metric sizing also makes it compatible with a variety of vehicle designs.

For robotics, 71917 CE/HCP4A Bearing’s matched arrangement and preload options enhance stability in robotic arms and automated systems. The open design allows for easy lubrication, extending its service life in continuous use.

Medical imaging devices benefit from 71917 CE/HCP4A Bearing’s precision and low friction, ensuring quiet and reliable performance. The chrome steel rings and ceramic balls provide durability in high-accuracy applications.

In consumer electronics, 71917 CE/HCP4A Bearing is found in high-performance fans and printers, where its lightweight design and speed capabilities are advantageous. The lubricated construction ensures smooth operation over long periods.

Q&A

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