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Super Precision Angular Contact Ball Bearings S71924 CD/HCP4A

Super Precision Angular Contact Ball Bearings S71924 CD/HCP4A

The S71924 CD/HCP4A is a super precision angular contact ball bearing with a 120mm bore and 165mm outer diameter, crafted from high-quality chrome steel. Its compact 22mm width makes it suitable for space-sensitive applications.

This bearing handles radial loads up to 17550 lbf and operates smoothly at speeds up to 9000 RPM, thanks to its ceramic balls and phenolic cage. The 15° contact angle ensures efficient load distribution.

Sealed for protection, it comes pre-lubricated and works in temperatures from -30°C to 110°C. Its P4 tolerance class (ABEC-7) guarantees high precision for demanding tasks.

Ideal for machine tools or high-speed spindles where accuracy is crucial. Weighing 1.01kg, it’s robust yet manageable. Compatible with SKF bearings for easy replacement.

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Product Parameters

  • Part Number S71924 CD/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 15°
  • 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 17550 lbf
  • Static Radial Load 20588 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 9000 rpm
  • Weight 1.01 kg
  • Price（$） 1817.64
Super Precision Angular Contact Ball Bearings S71924 CD/HCP4A dimension drawing
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Features

Performance Features of S71924 CD/HCP4A Bearing

S71924 CD/HCP4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its ceramic balls and chrome steel rings enhance durability while reducing friction.

The phenolic cage ensures smooth operation, even at high speeds up to 9,000 rpm.
With a dynamic radial load capacity of 17550 lbf, it handles demanding conditions reliably.

S71924 CD/HCP4A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its sealed design and preload availability make it suitable for precision tasks.

Application

Key Fields for S71924 CD/HCP4A Bearing
S71924 CD/HCP4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it suitable for high-speed operations.

In robotics, S71924 CD/HCP4A Bearing provides smooth movement for articulated arms, thanks to its phenolic cage and sealed design. The matched arrangement option allows for better load distribution in complex assemblies.

For aerospace applications, S71924 CD/HCP4A Bearing’s P4 tolerance class meets the strict requirements of navigation systems. Its temperature range also ensures reliability in varying flight conditions.

Where Is S71924 CD/HCP4A Bearing Used?
S71924 CD/HCP4A Bearing can be found in medical imaging devices, where precision and low noise are essential. The lubricated design helps maintain consistent performance over long periods.

In industrial automation, S71924 CD/HCP4A Bearing supports linear motion systems, offering durability and minimal maintenance. Its chrome steel rings provide excellent wear resistance in demanding environments.

Built for Heavy-Duty Use: S71924 CD/HCP4A Bearing
S71924 CD/HCP4A Bearing is ideal for CNC machining centres, handling both radial and axial loads with ease. The 15° contact angle optimises load distribution for prolonged bearing life.

In electric motors, S71924 CD/HCP4A Bearing’s sealed design protects against contaminants, ensuring reliable operation. The ceramic balls also help reduce energy loss, improving overall efficiency.

Automotive vs Aerospace: Applications of S71924 CD/HCP4A Bearing
In automotive systems, S71924 CD/HCP4A Bearing is used in high-performance transmissions, where its precision enhances gear shifting. The phenolic cage dampens vibrations for smoother operation.

For aerospace components, S71924 CD/HCP4A Bearing’s lightweight construction and high-speed capability make it a preferred choice. Its temperature resistance ensures stability during extreme flight conditions.

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