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Super Precision Angular Contact Ball Bearings 71924 CD/P4AQFCC

Super Precision Angular Contact Ball Bearings 71924 CD/P4AQFCC

The 71924 CD/P4AQFCC is a super precision angular contact ball bearing with a 120mm bore and 165mm outer diameter, crafted from high-quality chrome steel. It handles both radial and angular loads, with a dynamic radial load capacity of 45675 lbf.

Designed for moderate preload (Class C), it spins smoothly at speeds up to 10000 RPM. Its open design and phenolic cage ensure durability and easy maintenance, even in temperatures ranging from -30°C to 110°C.

This bearing comes in a matched set of four (arranged >><< QFC), offering stable performance for precision applications. Ideal for machine tool spindles or high-precision industrial equipment where accuracy is key. Weighing 4.6kg, it's a robust choice for demanding environments. Compliant with P4A tolerance standards, it's interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 71924 CD/P4AQFCC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 120 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 165 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 88 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 28
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 4 bearings >><< QFC
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing No
  • Preload Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 45675 lbf
  • Static Radial Load 82125 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 10000 rpm
  • Weight 4.6 kg
Super Precision Angular Contact Ball Bearings 71924 CD/P4AQFCC dimension drawing
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Features

Performance Features of 71924 CD/P4AQFCC Bearing

71924 CD/P4AQFCC Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls enhance durability while maintaining precision under high radial loads.

The phenolic cage ensures smooth operation, reducing friction and wear during high-speed rotations.
With a maximum speed of 10,000 rpm, it delivers reliable performance in demanding conditions.

Four matched bearings in a >><< QFC arrangement provide balanced load handling and stability. The P4A tolerance class guarantees precision, making it suitable for high-accuracy applications. Lubrication is pre-applied, ensuring smooth operation right from installation. Its temperature range of -30°C to 110°C allows for versatile use in various environments.

Application

Industrial Uses of 71924 CD/P4AQFCC Bearing
71924 CD/P4AQFCC Bearing is commonly used in high-precision machine tools, where its angular contact design handles both radial and axial loads efficiently. The phenolic cage ensures smooth operation even at high speeds, making it suitable for demanding industrial environments.

In automotive applications, 71924 CD/P4AQFCC Bearing supports components like wheel hubs and transmissions, where its moderate preload enhances stability. The metric sizing and P4A tolerance class make it a reliable choice for performance vehicles.

For automation systems, 71924 CD/P4AQFCC Bearing’s matched arrangement improves alignment in robotic arms and CNC machines. Its chrome steel construction offers durability, ensuring long service life in continuous operation.

Medical imaging devices benefit from 71924 CD/P4AQFCC Bearing’s precision, as it reduces vibration in scanners and diagnostic equipment. The open design allows for easy lubrication, maintaining consistent performance over time.

In consumer electronics, 71924 CD/P4AQFCC Bearing can be found in high-end printers and 3D printers, where its low friction and high-speed capability are advantageous. The temperature range ensures reliability even in prolonged use.

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