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Super Precision Angular Contact Ball Bearings 71824 ACD/P4

Super Precision Angular Contact Ball Bearings 71824 ACD/P4

The 71824 ACD/P4 is a super precision angular contact ball bearing with a 120mm bore and 150mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 7020 lbf and operates smoothly at speeds up to 11000 RPM.

With a 25° contact angle and P4 tolerance class, it offers excellent accuracy for demanding applications. The phenolic cage ensures durability while keeping the bearing lightweight at just 0.55kg.

Its open design allows for easy lubrication, making maintenance straightforward. Suitable for temperatures from -30°C to 110°C, it works well in precision machinery like spindles or CNC equipment.

This bearing is interchangeable with SKF models, providing a reliable replacement option. Its compact 16mm width makes it ideal for space-constrained installations.

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Product Parameters

  • Part Number 71824 ACD/P4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 120 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 16 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 8.731 mm
  • Ball Qty 35
  • Contact Angle 25°
  • 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 7020 lbf
  • Static Radial Load 9562 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 11000 rpm
  • Weight 0.55 kg
  • Price（$） 1555.956
Super Precision Angular Contact Ball Bearings 71824 ACD/P4 dimension drawing
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Features

Performance Features of 71824 ACD/P4 Bearing

71824 ACD/P4 Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 7020 lbf.

The phenolic cage ensures smooth operation at high speeds, reaching up to 11,000 rpm.
Preload availability further improves precision, making it suitable for demanding tasks.

With a P4 tolerance class, 71824 ACD/P4 Bearing delivers consistent performance in varied temperature conditions.
Its open design allows easy lubrication, maintaining efficiency over extended use.

Application

Industrial Uses of 71824 ACD/P4 Bearing
71824 ACD/P4 Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The P4 tolerance class makes it suitable for applications demanding minimal runout.

In automotive systems, 71824 ACD/P4 Bearing supports high-speed components like turbochargers and electric motor shafts. Its phenolic cage provides stability under rapid acceleration and deceleration.

For robotics, 71824 ACD/P4 Bearing’s compact width and chrome steel construction make it ideal for articulated arms. The 25° contact angle helps manage both radial and axial loads efficiently.

Medical imaging devices benefit from 71824 ACD/P4 Bearing’s smooth operation and low noise. The lubricated design ensures consistent performance in sensitive diagnostic equipment.

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