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Super Precision Angular Contact Ball Bearings 71806 CD/HCP4

Super Precision Angular Contact Ball Bearings 71806 CD/HCP4

The 71806 CD/HCP4 is a super precision angular contact ball bearing with a 30mm bore and 42mm outer diameter, crafted from chrome steel for durability. It handles radial loads up to 994 lbf and spins at high speeds of 60,000 RPM, thanks to its ceramic balls and phenolic cage.

With a 15° contact angle, it efficiently manages combined radial and axial loads. The open design allows for easy lubrication, ensuring smooth operation in temperatures from -30°C to 110°C.

This bearing meets P4 (ABEC-7) tolerance standards, offering exceptional accuracy for demanding applications. Its lightweight design, at just 0.024kg, makes it suitable for precision machinery like spindles or high-speed tools.

Interchangeable with SKF bearings, it’s a reliable choice for replacements or upgrades in precision engineering setups. Ideal for scenarios where both speed and accuracy are crucial.

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Product Parameters

  • Part Number 71806 CD/HCP4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 30 mm
  • Bore Dia Tolerance -0.005mm to 0
  • Outer Dia 42 mm
  • Outer Dia Tolerance -0.006mm to 0
  • Width 7 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 23
  • 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 994 lbf
  • Static Radial Load 844 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 60000 rpm
  • Weight 0.024 kg
  • Price（$） 272.331
Super Precision Angular Contact Ball Bearings 71806 CD/HCP4 dimension drawing
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Features

Performance Features of 71806 CD/HCP4 Bearing

71806 CD/HCP4 Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its 15° contact angle allows for efficient handling of combined radial and axial loads.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a maximum speed of 60,000 rpm, it excels in high-speed applications.

71806 CD/HCP4 Bearing operates smoothly within a temperature range of -30° to 110°C.
Its P4 tolerance class guarantees exceptional accuracy for demanding tasks.

The dynamic radial load capacity of 994 lbf ensures reliable operation under stress.
Preload availability further enhances stability and precision in angular contact scenarios.

Application

Practical Applications of 71806 CD/HCP4 Bearing
The 71806 CD/HCP4 Bearing is a great fit for high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. Its compact size makes it ideal for precision spindle applications.

In automotive systems, 71806 CD/HCP4 Bearing works well in electric motor assemblies, thanks to its angular contact design handling combined loads efficiently. The P4 tolerance ensures smooth operation even at high RPMs.

For robotics, 71806 CD/HCP4 Bearing offers reliable performance in articulated arms, where its lightweight construction and low friction are key. The open design allows for easy lubrication in demanding environments.

Where Is 71806 CD/HCP4 Bearing Used?
You’ll often find 71806 CD/HCP4 Bearing in dental drills, where its precision and speed capabilities are crucial. The ceramic balls also help minimise vibration for smoother operation.

In 3D printers, 71806 CD/HCP4 Bearing ensures accurate movement in print heads, thanks to its tight tolerances. The phenolic cage adds durability without adding unnecessary weight.

Built for Heavy-Duty Use: 71806 CD/HCP4 Bearing
The 71806 CD/HCP4 Bearing handles tough conditions in industrial pumps, where its chrome steel rings resist wear. Its 15° contact angle provides stability under heavy angular loads.

For aerospace applications, 71806 CD/HCP4 Bearing’s lightweight design and high-speed capability make it a solid choice. The ceramic balls also perform well in temperature variations.

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