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Super Precision Angular Contact Ball Bearings 71924 ACD/HCP4A

Super Precision Angular Contact Ball Bearings 71924 ACD/HCP4A

The 71924 ACD/HCP4A is a super precision angular contact ball bearing with a 120mm bore and 165mm outer diameter, designed for high-performance applications. Its 25° contact angle efficiently handles combined radial and axial loads up to 16380 lbf.

Made from chrome steel rings and ceramic balls, it offers smooth operation at speeds up to 13000 RPM. The phenolic cage provides durability while keeping weight low at just 0.99kg.

This P4-class bearing comes preloaded for immediate precision performance. It’s ideal for machine tools or high-speed spindles where accuracy is crucial.

With universal matching options available, it can be paired for complex setups. Works reliably in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number 71924 ACD/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 120 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 165 mm
  • Outer Dia Tolerance -0.01mm to 0
  • Width 22 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 28
  • 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 16380 lbf
  • Static Radial Load 19462 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 13000 rpm
  • Weight 0.99 kg
  • Price（$） 1514.52
Super Precision Angular Contact Ball Bearings 71924 ACD/HCP4A dimension drawing
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Features

Why Choose 71924 ACD/HCP4A Bearing for Precision Tasks?

71924 ACD/HCP4A Bearing features a 25° contact angle, ideal for handling combined radial and axial loads.
Its chrome steel rings and ceramic balls ensure high precision and durability in demanding applications.

With a dynamic radial load capacity of 16380 lbf, 71924 ACD/HCP4A Bearing excels in high-performance settings.
The phenolic cage maintains ball alignment, reducing friction and wear for smoother operation.

71924 ACD/HCP4A Bearing operates at speeds up to 13,000 rpm, making it suitable for high-speed machinery.
Its P4 tolerance class guarantees precision, meeting the needs of critical applications.

Application

Key Fields for 71924 ACD/HCP4A Bearing
71924 ACD/HCP4A Bearing is widely used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The ceramic balls reduce friction, making it ideal for high-speed spindle applications.

Where Is 71924 ACD/HCP4A Bearing Used?
In automotive systems, 71924 ACD/HCP4A Bearing supports components like turbochargers and transmission shafts, thanks to its phenolic cage and chrome steel rings. Its P4 tolerance class guarantees consistent performance under demanding conditions.

Perfect Fit for Automation: 71924 ACD/HCP4A Bearing
For robotics and automation, 71924 ACD/HCP4A Bearing offers reliable performance in robotic arms and CNC machines. The matched arrangement option further enhances precision in complex motion systems.

Medical vs Industrial: Where 71924 ACD/HCP4A Bearing Excels
In medical imaging devices, 71924 ACD/HCP4A Bearing’s low friction and high-speed capabilities ensure smooth operation. Industrial applications like pumps and compressors benefit from its durability and load capacity.

How Does 71924 ACD/HCP4A Bearing Support High-Speed Operations?
With a max speed of 13,000 rpm, 71924 ACD/HCP4A Bearing is suited for aerospace applications like jet engine components. The lubricated design minimizes wear, extending service life in extreme environments.

Q&A

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