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Super Precision Angular Contact Ball Bearings 71915 CB/HCP4A

Super Precision Angular Contact Ball Bearings 71915 CB/HCP4A

The 71915 CB/HCP4A is a super precision angular contact ball bearing with a 75mm bore and 105mm 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 3150 lbf and can spin at impressive speeds up to 30,000 RPM. Its phenolic cage ensures durability while keeping weight low at just 0.34kg.

The open design allows for easy lubrication, and it operates reliably in temperatures from -30°C to 110°C. With P4 precision class (ABEC-7), it offers excellent accuracy for demanding applications.

Ideal for high-speed machinery like spindles or precision tools where both radial and axial loads are present. Its universal matching capability makes it versatile for various setups.

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Product Parameters

  • Part Number 71915 CB/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 75 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 105 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 16 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 34
  • 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 3150 lbf
  • Static Radial Load 2970 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 30000 rpm
  • Weight 0.34 kg
  • Price（$） 738.441
Super Precision Angular Contact Ball Bearings 71915 CB/HCP4A dimension drawing
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Features

Why Choose 71915 CB/HCP4A Bearing for Precision Tasks?

71915 CB/HCP4A Bearing features a 15° contact angle, providing excellent precision for angular contact applications.
Its chrome steel rings and ceramic balls ensure smooth operation with minimal friction.

The phenolic cage maintains ball alignment, enhancing durability and reducing wear.
With a maximum speed of 30,000 rpm, it delivers reliable performance in high-speed scenarios.

71915 CB/HCP4A Bearing is lubricated for long-term efficiency, reducing maintenance needs.
Its P4 tolerance class guarantees consistent accuracy for demanding tasks.

Application

Essential Roles of 71915 CB/HCP4A Bearing
71915 CB/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 suitable for prolonged operation.

In robotics, 71915 CB/HCP4A Bearing supports articulated arms, providing smooth movement and reliability. Its phenolic cage offers lightweight durability, ideal for repetitive tasks.

For aerospace applications, 71915 CB/HCP4A Bearing handles radial and axial loads in components like landing gear systems. The P4 tolerance class ensures consistent performance under demanding conditions.

In medical imaging devices, 71915 CB/HCP4A Bearing’s low friction and high-speed capability enhance precision. The chrome steel rings and ceramic balls contribute to long service life.

Automotive systems benefit from 71915 CB/HCP4A Bearing in electric motor applications, where its angular contact design manages combined loads effectively. The lubricated construction ensures quiet and efficient operation.

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