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Super Precision Angular Contact Ball Bearings 71916 ACD/P4AQBCA

Super Precision Angular Contact Ball Bearings 71916 ACD/P4AQBCA

The 71916 ACD/P4AQBCA is a super precision angular contact ball bearing with an 80mm bore and 110mm outer diameter, crafted from high-quality chrome steel. Its 25° contact angle and matched set of four bearings ensure smooth operation under radial loads up to 20340 lbf.

Designed for high-speed applications, it can handle rotations up to 17000 RPM while maintaining stability. The phenolic cage reduces friction and wear, enhancing durability.

This bearing is ideal for precision machinery like CNC spindles or high-performance motors, where accuracy is key. It operates reliably in temperatures from -30°C to 110°C.

Weighing 1.48kg, it’s a robust yet manageable component for demanding setups. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 71916 ACD/P4AQBCA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 80 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 110 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 64 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 9.525 mm
  • Ball Qty 27
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 4 bearings <<>> QBC
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 20340 lbf
  • Static Radial Load 32850 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 17000 rpm
  • Weight 1.48 kg
Super Precision Angular Contact Ball Bearings 71916 ACD/P4AQBCA dimension drawing
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Features

How Is 71916 ACD/P4AQBCA Bearing Engineered for Reliability?

71916 ACD/P4AQBCA Bearing features a 25° contact angle, optimised for handling combined radial and axial loads.

Its chrome steel rings and balls provide durability, while the phenolic cage ensures smooth operation at high speeds.

With a dynamic radial load capacity of 20340 lbf, it delivers consistent performance in precision applications.

The P4A tolerance class guarantees high accuracy, making it suitable for demanding industrial uses.

Application

Industrial Uses of 71916 ACD/P4AQBCA Bearing
71916 ACD/P4AQBCA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it suitable for high-speed operations.

In robotics, 71916 ACD/P4AQBCA Bearing provides stability in articulated arms, thanks to its matched arrangement of four bearings. The extra light preload ensures smooth movement without excessive resistance.

For aerospace applications, 71916 ACD/P4AQBCA Bearing handles radial and axial loads in aircraft components. Its P4A tolerance class guarantees the precision needed for critical flight systems.

Medical imaging devices benefit from 71916 ACD/P4AQBCA Bearing’s reliable performance, especially in rotating parts like CT scanners. The chrome steel construction ensures durability in sterile environments.

In automotive testing equipment, 71916 ACD/P4AQBCA Bearing supports high-speed dynamometers. The 25° contact angle helps manage combined loads effectively.

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