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Super Precision Angular Contact Ball Bearings 71910 CE/P4A

Super Precision Angular Contact Ball Bearings 71910 CE/P4A

The 71910 CE/P4A is a super precision angular contact ball bearing with a 50mm bore and 72mm outer diameter, crafted from high-quality chrome steel. Its compact 12mm width makes it suitable for space-sensitive applications.

With a 15° contact angle, it handles both radial and axial loads efficiently, supporting dynamic radial loads up to 2858 lbf. It spins smoothly at speeds up to 40,000 RPM, ideal for high-performance machinery.

The open design and phenolic cage ensure durability and easy maintenance, while the P4 tolerance class guarantees exceptional precision. It operates reliably in temperatures from -30°C to 110°C.

This bearing is interchangeable with SKF models, offering a versatile replacement option. Perfect for precision equipment like spindles or CNC machines where accuracy and speed are crucial. Weighing just 0.13kg, it balances lightweight design with robust performance.

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Product Parameters

  • Part Number 71910 CE/P4A
  • 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 7.144 mm
  • Ball Qty 21
  • Contact Angle 15°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 2858 lbf
  • Static Radial Load 1912 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 40000 rpm
  • Weight 0.13 kg
  • Price（$） 371.232
Super Precision Angular Contact Ball Bearings 71910 CE/P4A dimension drawing
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Features

Why Choose 71910 CE/P4A Bearing for Precision Tasks?

71910 CE/P4A Bearing features a 15° contact angle, optimising load distribution for high-precision applications.
Its chrome steel construction ensures durability and consistent performance under dynamic radial loads up to 2858 lbf.

The phenolic cage minimises friction, allowing smooth operation at speeds up to 40,000 rpm.
With ABEC-7 tolerance class, it delivers reliable accuracy for demanding machinery.

71910 CE/P4A Bearing operates efficiently in temperatures from -30° to 110°C, suitable for varied environments.
Its open design simplifies lubrication, reducing maintenance needs while maintaining performance.

Application

Key Fields for 71910 CE/P4A Bearing
71910 CE/P4A Bearing is widely used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it suitable for continuous operation.

What Makes 71910 CE/P4A Bearing a Preferred Choice?
In robotics, 71910 CE/P4A Bearing provides smooth motion control for articulated arms, thanks to its 15° contact angle. Its chrome steel construction offers durability in demanding automated environments.

Optimized for Performance: 71910 CE/P4A Bearing
For medical imaging devices, 71910 CE/P4A Bearing delivers reliable performance with minimal vibration. The P4 tolerance class ensures the precision needed for sensitive diagnostic equipment.

Automotive vs Aerospace: Applications of 71910 CE/P4A Bearing
In automotive transmissions, 71910 CE/P4A Bearing handles angular loads efficiently, while in aerospace, its lightweight design suits auxiliary systems. Both benefit from its high-speed capability.

Where to Use 71910 CE/P4A Bearing
71910 CE/P4A Bearing fits well in industrial pumps, where its lubricated design reduces maintenance needs. The open seal type allows for easy inspection and re-lubrication.

Q&A

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