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Super Precision Angular Contact Ball Bearings 71830 CD/HCP4

Super Precision Angular Contact Ball Bearings 71830 CD/HCP4

The 71830 CD/HCP4 is a super precision angular contact ball bearing with a 150mm bore and 190mm 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 11700 lbf and spins at speeds up to 11000 RPM, making it suitable for high-performance applications. Its phenolic cage ensures durability and reduces friction.

The open design allows for easy lubrication, while the P4 tolerance class guarantees precision. Ideal for machine tools or spindle drives where accuracy is key.

Weighing 0.98kg, it’s robust yet manageable. Compatible with SKF bearings, it’s a reliable choice for replacements or upgrades. Works well in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number 71830 CD/HCP4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 150 mm
  • Bore Dia Tolerance -0.01mm to 0
  • Outer Dia 190 mm
  • Outer Dia Tolerance -0.011mm to 0
  • Width 20 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 35
  • 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 11700 lbf
  • Static Radial Load 16200 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 11000 rpm
  • Weight 0.98 kg
  • Price（$） 228.771
Super Precision Angular Contact Ball Bearings 71830 CD/HCP4 dimension drawing
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Features

How Does 71830 CD/HCP4 Bearing Achieve Super Precision?

71830 CD/HCP4 Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its ceramic balls and chrome steel rings ensure smooth operation with minimal friction.

The phenolic cage maintains ball alignment, enhancing durability and reducing wear.
With a dynamic radial load capacity of 11,700 lbf, it handles demanding tasks reliably.

Designed for speeds up to 11,000 rpm, it balances performance and longevity.
The P4 tolerance class guarantees exceptional precision in critical applications.

Its open design allows for easy lubrication, ensuring consistent performance.
The 71830 CD/HCP4 Bearing operates efficiently in temperatures from -30° to 110°C.

Application

How Does 71830 CD/HCP4 Bearing Improve Performance?
71830 CD/HCP4 Bearing is commonly used in high-precision machine tools, where its 15° contact angle ensures accurate radial and axial load distribution. The ceramic balls reduce friction, allowing smoother operation at high speeds.

In robotics, 71830 CD/HCP4 Bearing provides reliable support for articulated arms, thanks to its phenolic cage and P4 tolerance class. This makes it ideal for applications requiring repeatable precision and minimal vibration.

For aerospace components, 71830 CD/HCP4 Bearing’s matched arrangement and preload options enhance stability in critical systems. Its chrome steel rings and ceramic balls withstand demanding conditions while maintaining performance.

In medical imaging devices, 71830 CD/HCP4 Bearing’s low friction and high-speed capability ensure quiet, consistent operation. The open design allows for easy lubrication, extending service life in continuous-use environments.

Q&A

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