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Super Precision Angular Contact Ball Bearings 71924 CE/HCP4A

Super Precision Angular Contact Ball Bearings 71924 CE/HCP4A

The 71924 CE/HCP4A is a super precision angular contact ball bearing with a 120mm bore and 165mm outer diameter, crafted from high-quality chrome steel and ceramic balls. It handles radial loads up to 10688 lbf and operates smoothly at speeds up to 19000 RPM.

Its 15° contact angle and phenolic cage ensure stable performance under angular loads, while the open design allows for easy lubrication. The bearing is preloaded for precision applications, making it ideal for high-speed machinery.

With a temperature range of -30°C to 110°C, it suits demanding environments like CNC spindles or aerospace equipment. Weighing 0.93kg, it balances strength and precision for critical tasks.

This model meets P4 tolerance standards (ABEC-7) and is interchangeable with SKF bearings, offering reliable performance for industrial uses. Its ceramic balls reduce friction, enhancing longevity in high-speed applications.

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Product Parameters

  • Part Number 71924 CE/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 24
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 10688 lbf
  • Static Radial Load 9000 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 19000 rpm
  • Weight 0.93 kg
  • Price（$） 1514.169
Super Precision Angular Contact Ball Bearings 71924 CE/HCP4A dimension drawing
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Features

Performance Features of 71924 CE/HCP4A Bearing

71924 CE/HCP4A Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its 15° contact angle allows for efficient handling of combined radial and axial loads.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a dynamic radial load capacity of 10688 lbf, it excels in demanding applications.

71924 CE/HCP4A Bearing operates smoothly at speeds up to 19,000 rpm, thanks to its superior design.
The P4 tolerance class ensures consistent accuracy, making it ideal for precision machinery.

Its open design and lubrication system simplify maintenance while extending service life.
The temperature range of -30° to 110°C ensures reliable operation in various environments.

Application

Key Fields for 71924 CE/HCP4A Bearing
71924 CE/HCP4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.

Where Is 71924 CE/HCP4A Bearing Used?
You’ll often find 71924 CE/HCP4A Bearing in automotive transmissions, where its high dynamic load capacity handles the stresses of gear shifting. The phenolic cage adds durability, even under continuous use.

Built for Heavy-Duty Use: 71924 CE/HCP4A Bearing
In robotics, 71924 CE/HCP4A Bearing supports articulated arms, thanks to its P4 tolerance class for minimal play. The open design allows for easy lubrication, extending service life in demanding environments.

Medical vs Industrial: Where 71924 CE/HCP4A Bearing Excels
For medical imaging devices, 71924 CE/HCP4A Bearing’s ceramic balls provide quiet, reliable performance. In industrial settings, its high-speed capability makes it a go-to for CNC machinery.

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