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Super Precision Angular Contact Ball Bearings 71924 CD/HCP4ADGA

Super Precision Angular Contact Ball Bearings 71924 CD/HCP4ADGA

The 71924 CD/HCP4ADGA is a super precision angular contact ball bearing with a 120mm bore and 165mm outer diameter, crafted from high-quality chrome steel and ceramic balls. It handles radial loads up to 28125 lbf and operates smoothly at speeds up to 10000 RPM.

Its 15° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face, making it versatile for various setups. The phenolic cage ensures durability and reduces friction for efficient performance.

This bearing comes pre-lubricated and works well in temperatures from -30°C to 110°C. Ideal for high-precision applications like machine tools or spindles where accuracy and speed are crucial.

Weighing 1.98kg, it’s part of a matched set of two bearings, ensuring balanced performance. Compliant with P4A tolerance class for exceptional precision.

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Product Parameters

  • Part Number 71924 CD/HCP4ADGA
  • 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 44 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 Universal matching
  • 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 28125 lbf
  • Static Radial Load 41175 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 10000 rpm
  • Weight 1.98 kg
  • Price（$） 1189.512
Super Precision Angular Contact Ball Bearings 71924 CD/HCP4ADGA dimension drawing
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Features

Performance Features of 71924 CD/HCP4ADGA Bearing

71924 CD/HCP4ADGA Bearing is designed with a 15° contact angle, offering precise angular contact performance.
Its chrome steel rings and ceramic balls ensure durability and reduced friction in high-speed applications.
The phenolic cage maintains ball alignment, enhancing stability and longevity.
With a dynamic radial load capacity of 28125 lbf, it handles demanding loads efficiently.

How Is 71924 CD/HCP4ADGA Bearing Engineered for Reliability?

71924 CD/HCP4ADGA Bearing features universal matching, allowing flexible arrangements like back-to-back or face-to-face.
Its extra light preload (Class A) ensures smooth operation and minimal wear.
The open design and lubrication enable consistent performance up to 10,000 rpm.
Operating between -30°C to 110°C, it suits various industrial environments.

Optimized for Efficiency: 71924 CD/HCP4ADGA Bearing

71924 CD/HCP4ADGA Bearing’s ceramic balls reduce friction, improving speed and efficiency.
The P4A tolerance class guarantees high precision for critical applications.
Its matched set of two bearings ensures balanced load distribution.
Weighing 1.98 kg, it combines strength with manageable handling.

Chrome Steel vs Ceramic Bearings: Strengths of 71924 CD/HCP4ADGA Bearing

71924 CD/HCP4ADGA Bearing uses chrome steel rings for strength and ceramic balls for reduced heat generation.
This combination enhances speed capability up to 10,000 rpm.
The phenolic cage resists wear, making it suitable for high-precision tasks.
With a static radial load of 41175 lbf, it delivers reliable performance under pressure.

Application

Industrial Uses of 71924 CD/HCP4ADGA Bearing
71924 CD/HCP4ADGA Bearing is widely used in high-precision machine tools, where its 15° contact angle ensures accurate radial and axial load distribution. The ceramic balls reduce friction, making it ideal for high-speed spindle applications.

In automotive systems, 71924 CD/HCP4ADGA Bearing supports gearboxes and differentials, offering smooth performance under heavy loads. Its universal matching design allows for flexible installation in various configurations.

For medical imaging devices, 71924 CD/HCP4ADGA Bearing’s phenolic cage provides quiet operation, essential for sensitive equipment. The P4A tolerance class guarantees consistent precision in critical applications.

Automation & robotics benefit from 71924 CD/HCP4ADGA Bearing’s extra light preload, ensuring minimal vibration in robotic arms. The open seal design simplifies maintenance in high-use environments.

In aerospace applications, 71924 CD/HCP4ADGA Bearing’s chrome steel rings withstand extreme conditions while maintaining reliability. Its ceramic balls also reduce weight, a key factor in aircraft components.

Q&A

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