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Super Precision Angular Contact Ball Bearings 71910 ACD/HCP4A

Super Precision Angular Contact Ball Bearings 71910 ACD/HCP4A

The 71910 ACD/HCP4A is a super precision angular contact ball bearing with a 50mm bore and 72mm outer diameter, crafted from chrome steel for durability. It handles radial loads up to 2858 lbf and reaches speeds of 30,000 RPM, thanks to its ceramic balls.

Its 25° contact angle and phenolic cage ensure smooth operation under angular loads, while the open design allows for easy lubrication. The bearing operates efficiently in temperatures from -30°C to 110°C.

This model is interchangeable with SKF bearings and comes with preload options for precise applications. Ideal for high-speed machinery like spindles or CNC tools where accuracy is key.

Weighing just 0.12kg, it’s lightweight yet robust, meeting P4 tolerance standards for superior performance.

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Product Parameters

  • Part Number 71910 ACD/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 50 mm
  • Bore Dia Tolerance -0.006mm to 0
  • Outer Dia 72 mm
  • Outer Dia Tolerance -0.007mm to 0
  • Width 12 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 25
  • Contact Angle 25°
  • 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 2858 lbf
  • Static Radial Load 2205 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 30000 rpm
  • Weight 0.12 kg
  • Price（$） 371.556
Super Precision Angular Contact Ball Bearings 71910 ACD/HCP4A dimension drawing
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Features

Why Choose 71910 ACD/HCP4A Bearing for Precision Tasks?

71910 ACD/HCP4A Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with high precision.
Its ceramic balls and phenolic cage reduce friction, ensuring smooth operation even at high speeds up to 30,000 rpm.

The chrome steel rings provide durability, while the P4 tolerance class guarantees consistent performance.
With dynamic radial load capacity of 2858 lbf, it suits demanding applications requiring accuracy and reliability.

Preload options and matched arrangements further enhance its versatility in complex setups.
The open design allows for easy lubrication, maintaining optimal performance over time.

Application

Common Applications of 71910 ACD/HCP4A Bearing
71910 ACD/HCP4A 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 ideal for applications demanding smooth operation.

In robotics, 71910 ACD/HCP4A Bearing supports articulated arms, providing stability and load handling in dynamic movements. Its phenolic cage offers lightweight durability, perfect for repetitive tasks.

For aerospace components, 71910 ACD/HCP4A Bearing’s P4 tolerance class guarantees reliability in critical systems like actuators. The open seal design allows for easy lubrication, extending service life in demanding conditions.

Medical imaging devices benefit from 71910 ACD/HCP4A Bearing’s low vibration and high-speed capabilities. The chrome steel rings ensure long-term performance in sensitive equipment.

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