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Super Precision Angular Contact Ball Bearings S71924 ACB/HCP4A

Super Precision Angular Contact Ball Bearings S71924 ACB/HCP4A

The S71924 ACB/HCP4A is a super precision angular contact ball bearing with a 120mm bore and 165mm outer diameter, crafted from chrome steel for durability. Its 25° contact angle efficiently manages combined radial and axial loads.

This sealed bearing features ceramic balls and a phenolic cage, reducing friction and allowing speeds up to 11,000 RPM. It handles dynamic radial loads of 5738 lbf and operates smoothly between -30°C and 110°C.

Preload and matched arrangements are available for enhanced stability in high-precision applications. The P4 tolerance class ensures exceptional accuracy, ideal for CNC spindles or high-speed machinery.

Weighing 1.24kg, it’s a robust yet compact choice for demanding settings. Compliant with universal matching standards, it’s interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number S71924 ACB/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 8.731 mm
  • Ball Qty 41
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 5738 lbf
  • Static Radial Load 6412 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 11000 rpm
  • Weight 1.24 kg
  • Price（$） 1514.592
Super Precision Angular Contact Ball Bearings S71924 ACB/HCP4A dimension drawing
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Features

Why Choose S71924 ACB/HCP4A Bearing for Precision Tasks?

S71924 ACB/HCP4A Bearing features a 25° contact angle, ideal for high-precision angular contact applications.
Its chrome steel rings and ceramic balls ensure smooth operation and reduced friction.
With a dynamic radial load capacity of 5738 lbf, it handles demanding tasks efficiently.
The phenolic cage maintains ball alignment, enhancing durability and performance.

Application

Essential Roles of S71924 ACB/HCP4A Bearing
S71924 ACB/HCP4A Bearing is commonly 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 suitable for high-speed operations.

In aerospace applications, S71924 ACB/HCP4A Bearing supports critical components like turbine shafts, thanks to its P4 tolerance class and phenolic cage. Its sealed design also helps maintain performance in demanding environments.

For automation systems, S71924 ACB/HCP4A Bearing is a reliable choice for robotic arms and CNC machines, where consistent precision is key. The matched arrangement option further enhances its versatility in complex setups.

Medical imaging devices benefit from S71924 ACB/HCP4A Bearing’s smooth operation and low heat generation. The lubricated design ensures long service life, even in continuous-use scenarios.

Q&A

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