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Super Precision Angular Contact Ball Bearings 71913 CE/HCP4A

Super Precision Angular Contact Ball Bearings 71913 CE/HCP4A

The 71913 CE/HCP4A is a super precision angular contact ball bearing with a 65mm bore and 90mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and ceramic balls for smooth operation.

This bearing handles radial loads up to 3712 lbf and can reach speeds of 38,000 RPM, making it suitable for high-performance applications. Its phenolic cage ensures durability and reduced friction.

With a P4 tolerance class, it offers excellent precision for demanding tasks. The open design allows for easy lubrication and maintenance. Ideal for use in machine tools or precision instruments where accuracy is crucial.

Weighing just 0.17kg, it’s lightweight yet robust. It operates efficiently in temperatures from -30°C to 110°C, ensuring reliable performance in various conditions.

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Product Parameters

  • Part Number 71913 CE/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 65 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 13 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 3712 lbf
  • Static Radial Load 2745 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 38000 rpm
  • Weight 0.17 kg
  • Price（$） 551.466
Super Precision Angular Contact Ball Bearings 71913 CE/HCP4A dimension drawing
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Features

How Is 71913 CE/HCP4A Bearing Engineered for Reliability?

71913 CE/HCP4A Bearing features a 15° contact angle, optimised for precision angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.

The phenolic cage maintains ball alignment, ensuring smooth operation even at high speeds.
With a maximum speed of 38,000 rpm, it delivers consistent performance in demanding conditions.

71913 CE/HCP4A Bearing’s P4 tolerance class guarantees high precision for critical applications.
Its dynamic radial load capacity of 3712 lbf ensures reliable handling of heavy loads.

Application

Where Is 71913 CE/HCP4A Bearing Used?
71913 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 applications demanding smooth operation.

In automotive systems, 71913 CE/HCP4A Bearing supports components like turbochargers and electric motors, thanks to its high-speed capability and durability. The P4 tolerance class ensures consistent performance under demanding conditions.

For medical imaging devices, 71913 CE/HCP4A Bearing’s phenolic cage and chrome steel rings provide reliable, low-noise operation. Its ability to handle both radial and axial loads makes it versatile for precision equipment.

Q&A

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