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Super Precision Angular Contact Ball Bearings S71924 CB/P4A

Super Precision Angular Contact Ball Bearings S71924 CB/P4A

The S71924 CB/P4A is a super precision angular contact ball bearing with a 120mm bore and 165mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 6075 lbf and operates smoothly at speeds up to 10,000 RPM.

Its sealed design keeps lubrication in and contaminants out, while the phenolic cage ensures quiet, long-lasting performance. The 15° contact angle and P4 tolerance class make it ideal for high-precision applications.

This bearing is interchangeable with SKF models, offering a reliable replacement option. It works well in temperatures from -30°C to 110°C, suitable for machine tools or spindle assemblies.

Weighing 1.31kg, it’s robust yet manageable for its size. Preload and matched arrangement options are available for tailored performance needs.

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Product Parameters

  • Part Number S71924 CB/P4A
  • 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 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 6075 lbf
  • Static Radial Load 6862 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 10000 rpm
  • Weight 1.31 kg
  • Price（$） 1816.911
Super Precision Angular Contact Ball Bearings S71924 CB/P4A dimension drawing
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Features

How Is S71924 CB/P4A Bearing Engineered for Reliability?

S71924 CB/P4A Bearing features a 15° contact angle, optimised for handling combined radial and axial loads.
Its chrome steel rings and balls provide strength, while the phenolic cage ensures smooth operation at high speeds.

With a dynamic radial load capacity of 6075 lbf, it delivers consistent performance in precision applications.
The P4 tolerance class guarantees high accuracy, making it suitable for demanding machinery.

S71924 CB/P4A Bearing operates efficiently at speeds up to 10,000 rpm, maintaining stability.
Its sealed design protects against contaminants, reducing maintenance needs and extending service life.

Application

Industrial Uses of S71924 CB/P4A Bearing
S71924 CB/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction helps maintain performance in environments with dust or debris.

In robotics, S71924 CB/P4A Bearing supports articulated arms, providing smooth movement and reliability. Its phenolic cage reduces friction, making it suitable for repetitive tasks.

For aerospace applications, S71924 CB/P4A Bearing handles both radial and axial loads in components like landing gear systems. The P4 tolerance class ensures consistent performance under demanding conditions.

Where Is S71924 CB/P4A Bearing Used?
S71924 CB/P4A Bearing is found in medical imaging devices, where its precision and low noise are essential. The chrome steel construction offers durability in high-use scenarios.

In automation systems, S71924 CB/P4A Bearing ensures precise positioning in CNC machines. Its lubricated design reduces maintenance needs, making it a practical choice for industrial settings.

Built for Heavy-Duty Use: S71924 CB/P4A Bearing
S71924 CB/P4A Bearing excels in wind turbine gearboxes, handling high loads and speeds. The matched arrangement option allows for custom configurations to suit specific needs.

In electric motors, S71924 CB/P4A Bearing provides reliable performance with minimal vibration. Its temperature range makes it suitable for both indoor and outdoor applications.

Automotive vs Aerospace: Applications of S71924 CB/P4A Bearing
In automotive systems, S71924 CB/P4A Bearing supports high-performance transmissions, ensuring smooth gear shifts. Its angular contact design handles combined loads effectively.

For aerospace, S71924 CB/P4A Bearing is used in flight control systems, where precision and reliability are critical. The P4 tolerance class meets stringent industry standards.

Q&A

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