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Super Precision Angular Contact Ball Bearings 71910 CD/HCP4ADBA

Super Precision Angular Contact Ball Bearings 71910 CD/HCP4ADBA

The 71910 CD/HCP4ADBA is a super precision angular contact ball bearing with a 50mm bore and 72mm outer diameter, crafted from high-quality chrome steel. Its 15° contact angle and ceramic balls ensure smooth operation under radial loads up to 4972 lbf.

Designed for high-speed applications, it can reach up to 46,000 RPM while maintaining stability. The phenolic cage and open design allow for easy lubrication and efficient heat dissipation.

This matched set of two bearings (DB arrangement) offers extra light preload for precise performance. Ideal for machine tools or high-precision equipment where accuracy and speed are crucial.

With a temperature range of -30°C to 110°C and P4A tolerance class, it delivers reliable performance in demanding conditions. Weighing just 0.24kg, it balances lightweight construction with robust durability.

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Product Parameters

  • Part Number 71910 CD/HCP4ADBA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 50 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 72 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 25
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 4972 lbf
  • Static Radial Load 4680 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.24 kg
Super Precision Angular Contact Ball Bearings 71910 CD/HCP4ADBA dimension drawing
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Features

Performance Features of 71910 CD/HCP4ADBA Bearing

71910 CD/HCP4ADBA Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.

The chrome steel rings and ceramic balls reduce friction, enhancing speed capabilities up to 46,000 rpm.

Its phenolic cage ensures smooth operation and durability, even under high dynamic radial loads of 4972 lbf.

With an extra light preload (Class A), it maintains accuracy in demanding angular contact scenarios.

Application

Common Applications of 71910 CD/HCP4ADBA Bearing
71910 CD/HCP4ADBA Bearing is widely 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 applications demanding smooth operation.

In robotics, 71910 CD/HCP4ADBA Bearing supports articulated arms, providing stability and precision in repetitive movements. The matched arrangement of two bearings enhances load distribution, ideal for dynamic robotic tasks.

For aerospace components, 71910 CD/HCP4ADBA Bearing’s phenolic cage and chrome steel rings offer durability in extreme conditions. Its extra light preload ensures minimal vibration, crucial for sensitive avionics systems.

What Makes 71910 CD/HCP4ADBA Bearing a Preferred Choice?
71910 CD/HCP4ADBA Bearing is often chosen for dental drills due to its high-speed capability and low heat generation. The open design allows for easy lubrication, extending the bearing’s lifespan in medical environments.

In 3D printers, 71910 CD/HCP4ADBA Bearing ensures precise linear motion, contributing to consistent print quality. The P4A tolerance class guarantees the accuracy needed for detailed fabrication work.

Built for Heavy-Duty Use: 71910 CD/HCP4ADBA Bearing
71910 CD/HCP4ADBA Bearing excels in industrial pumps, handling both radial and axial loads with ease. The lubricated design reduces maintenance needs, making it reliable for continuous operation.

For electric vehicle motors, 71910 CD/HCP4ADBA Bearing’s ceramic balls minimise energy loss, improving efficiency. Its temperature range ensures performance stability even under varying operating conditions.

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