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Super Precision Angular Contact Ball Bearings 71810 ACD/P4DBB

Super Precision Angular Contact Ball Bearings 71810 ACD/P4DBB

The 71810 ACD/P4DBB is a super precision angular contact ball bearing with a 50mm bore and 65mm outer diameter, designed for high-speed applications. It features a 25° contact angle and comes as a matched pair for balanced performance.

Made from chrome steel with a phenolic cage, it handles radial loads up to 2520 lbf and spins smoothly at speeds up to 41000 RPM. The open design allows easy lubrication, while the light preload ensures minimal friction.

This bearing is ideal for precision machinery like CNC spindles or high-speed motors, where accuracy and speed are crucial. Its compact 14mm width and 0.1kg weight make it a lightweight yet durable choice.

Compatible with SKF bearings, it offers a reliable replacement option. The P4 tolerance class ensures consistent performance in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number 71810 ACD/P4DBB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 50 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 65 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 14 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.969 mm
  • Ball Qty 30
  • Contact Angle 25°
  • Tolerance Class P4
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 2520 lbf
  • Static Radial Load 3375 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.1 kg
Super Precision Angular Contact Ball Bearings 71810 ACD/P4DBB dimension drawing
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Features

Performance Features of 71810 ACD/P4DBB Bearing

71810 ACD/P4DBB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and smooth operation under dynamic radial loads up to 2520 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a maximum speed of 41,000 rpm, it is suitable for high-speed precision tasks.

71810 ACD/P4DBB Bearing operates efficiently in temperatures from -30°C to 110°C.
Its light preload and P4 tolerance class ensure consistent accuracy in demanding conditions.

The matched arrangement of two bearings provides balanced performance.
This design reduces vibration and improves reliability in precision applications.

Application

Industrial Uses of 71810 ACD/P4DBB Bearing
71810 ACD/P4DBB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings provides stability in demanding industrial environments.

In robotics, 71810 ACD/P4DBB Bearing supports articulated arms, offering smooth movement and low friction. Its phenolic cage reduces vibration, making it ideal for automated assembly lines.

For medical imaging devices, 71810 ACD/P4DBB Bearing’s P4 tolerance class guarantees consistent performance. The chrome steel construction ensures durability in high-speed applications like CT scanners.

Automotive vs Aerospace: Applications of 71810 ACD/P4DBB Bearing
In automotive systems, 71810 ACD/P4DBB Bearing is found in gearboxes, where its light preload enhances shifting precision. The metric sizing suits European and Asian car models.

Aerospace applications benefit from 71810 ACD/P4DBB Bearing’s ability to handle high speeds and radial loads. Its temperature range makes it reliable in varying flight conditions.

What Makes 71810 ACD/P4DBB Bearing a Preferred Choice?
71810 ACD/P4DBB Bearing is favoured in CNC machinery for its low noise and high-speed capabilities. The open design allows for easy lubrication, extending service life.

Its phenolic cage material reduces weight while maintaining strength, perfect for precision instruments. The 25° contact angle ensures optimal load distribution in angular applications.

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