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Super Precision Angular Contact Ball Bearings 71924 ACEGA/HCP4A

Super Precision Angular Contact Ball Bearings 71924 ACEGA/HCP4A

The 71924 ACEGA/HCP4A is a super precision angular contact ball bearing with a 120mm bore and 165mm outer diameter, crafted from high-quality chrome steel. Its 25° contact angle and ceramic balls ensure smooth operation under radial loads up to 10102 lbf.

This bearing spins efficiently at speeds up to 10,000 RPM and handles temperatures from -30°C to 110°C. The phenolic cage adds durability while keeping the unit lightweight at just 0.93kg.

Designed for precision applications, it fits universal matching sets in back-to-back, face-to-face, or tandem arrangements. Ideal for high-speed machinery like spindles or CNC equipment where accuracy is key.

Compatible with SKF bearings, this model offers a reliable replacement option. Its extra-light preload (Class A) ensures minimal friction during operation.

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Product Parameters

  • Part Number 71924 ACEGA/HCP4A
  • 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 22 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 24
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 10102 lbf
  • Static Radial Load 8550 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 10000 rpm
  • Weight 0.93 kg
Super Precision Angular Contact Ball Bearings 71924 ACEGA/HCP4A dimension drawing
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Features

Performance Features of 71924 ACEGA/HCP4A Bearing

71924 ACEGA/HCP4A Bearing is designed with a 25° contact angle, ideal for handling combined radial and axial loads.
Its chrome steel rings and ceramic balls reduce friction, enhancing precision in high-speed applications.

The phenolic cage ensures smooth operation, even at speeds up to 10,000 rpm.
With a dynamic radial load capacity of 10,102 lbf, it delivers reliable performance under demanding conditions.

71924 ACEGA/HCP4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its extra light preload (Class A) minimises vibration, making it suitable for precision machinery.

The open design allows for easy lubrication, extending the bearing’s service life.
Its universal matching capability supports various configurations, including back-to-back and face-to-face arrangements.

Application

Industrial Uses of 71924 ACEGA/HCP4A Bearing
71924 ACEGA/HCP4A Bearing is commonly used in high-precision machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup.
The extra light preload ensures smooth operation in applications like spindle drives, maintaining accuracy over long periods.

Where Is 71924 ACEGA/HCP4A Bearing Used?
In automotive testing equipment, 71924 ACEGA/HCP4A Bearing provides reliable performance for angular contact loads, such as in dynamometers.
Its P4A tolerance class makes it suitable for demanding environments where precision is key.

Built for Heavy-Duty Use: 71924 ACEGA/HCP4A Bearing
71924 ACEGA/HCP4A Bearing excels in industrial robotics, handling repetitive motions with minimal wear thanks to its chrome steel rings.
The open design allows for easy lubrication, extending its lifespan in high-speed applications.

Automotive vs Aerospace: Applications of 71924 ACEGA/HCP4A Bearing
In aerospace components, 71924 ACEGA/HCP4A Bearing’s ceramic balls offer weight savings and resistance to thermal expansion.
For automotive systems, its high dynamic radial load capacity ensures durability in gearbox and transmission setups.

Perfect Fit for Automation: 71924 ACEGA/HCP4A Bearing
71924 ACEGA/HCP4A Bearing is ideal for automated production lines, where its consistent performance reduces downtime.
The tandem arrangement option allows for custom setups in complex machinery, adapting to various load requirements.

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