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Super Precision Angular Contact Ball Bearings 71912 CD/HCP4ADBA

Super Precision Angular Contact Ball Bearings 71912 CD/HCP4ADBA

The 71912 CD/HCP4ADBA is a super precision angular contact ball bearing with a 60mm bore and 85mm outer diameter, crafted from durable chrome steel. It features a 15° contact angle and comes in a matched set of two bearings for balanced performance.

With a dynamic radial load capacity of 7178 lbf, it spins smoothly at speeds up to 36,000 RPM. The ceramic balls and phenolic cage reduce friction, ensuring quiet and efficient operation even at high speeds.

Its open design allows for easy lubrication, while the extra-light preload ensures minimal resistance. The bearing operates reliably in temperatures from -30°C to 110°C.

Ideal for precision applications like machine tool spindles or high-speed robotics, this bearing is interchangeable with SKF models. Weighing just 0.32kg, it’s lightweight yet robust for demanding tasks.

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Product Parameters

  • Part Number 71912 CD/HCP4ADBA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 85 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 26 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 24
  • 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 7178 lbf
  • Static Radial Load 6975 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.32 kg
  • Price（$） 252.891
Super Precision Angular Contact Ball Bearings 71912 CD/HCP4ADBA dimension drawing
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Features

Performance Features of 71912 CD/HCP4ADBA Bearing

71912 CD/HCP4ADBA Bearing features a 15° contact angle, optimised for precision angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing speed and durability.

The phenolic cage ensures smooth operation, even at high speeds up to 36,000 rpm.
With an extra-light preload, it delivers consistent performance in matched bearing arrangements.

71912 CD/HCP4ADBA Bearing operates efficiently in temperatures from -30°C to 110°C.
Its dynamic radial load capacity of 7178 lbf makes it suitable for demanding tasks.

The open design allows for easy lubrication, maintaining long-term reliability.
Precision-engineered to P4A tolerance, it ensures accuracy in high-performance systems.

Application

Perfect Fit for Automation: 71912 CD/HCP4ADBA Bearing
The 71912 CD/HCP4ADBA Bearing is widely used in high-speed automation systems, such as robotic arms and CNC machines, where its angular contact design ensures precise movement. Its ceramic balls reduce friction, making it ideal for continuous operation.

In aerospace applications, 71912 CD/HCP4ADBA Bearing handles both radial and axial loads in components like flight control systems. The phenolic cage offers lightweight durability, crucial for reducing overall aircraft weight.

For medical imaging devices, 71912 CD/HCP4ADBA Bearing’s P4A tolerance class guarantees the accuracy needed in sensitive equipment. The extra light preload further enhances smooth rotation, minimising vibration.

In electric vehicle motors, 71912 CD/HCP4ADBA Bearing supports high RPM demands while maintaining efficiency. Its matched arrangement simplifies installation, saving time during assembly.

Consumer electronics like high-end printers benefit from 71912 CD/HCP4ADBA Bearing’s quiet operation and long service life. The open design allows for easy lubrication, extending performance in daily use.

Q&A

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