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Super Precision Angular Contact Ball Bearings 71926 ACD/HCP4ADGA

Super Precision Angular Contact Ball Bearings 71926 ACD/HCP4ADGA

The 71926 ACD/HCP4ADGA is a super precision angular contact ball bearing with a 130mm bore and 180mm outer diameter, designed for high-performance applications. Its 25° contact angle and ceramic balls ensure smooth operation under heavy radial loads up to 31500 lbf.

With a phenolic cage and open design, it offers excellent speed capabilities, reaching up to 11000 RPM. The extra light preload (Class A) enhances accuracy, making it ideal for precision machinery.

This bearing comes in a matched set of two, allowing universal mounting options like back-to-back or face-to-face configurations. It performs reliably in temperatures from -30°C to 110°C.

Weighing 2.6kg, it’s suited for demanding applications like machine tool spindles or high-speed robotics, where precision and durability are key. Compliant with P4A tolerance standards for consistent performance.

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Product Parameters

  • Part Number 71926 ACD/HCP4ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 130 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 180 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 48 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 27
  • Contact Angle 25°
  • 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 31500 lbf
  • Static Radial Load 45900 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 11000 rpm
  • Weight 2.6 kg
Super Precision Angular Contact Ball Bearings 71926 ACD/HCP4ADGA dimension drawing
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Features

Performance Features of 71926 ACD/HCP4ADGA Bearing

71926 ACD/HCP4ADGA Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and ceramic balls enhance durability while reducing friction.

With a dynamic radial load capacity of 31,500 lbf, it handles high-stress conditions efficiently.
The phenolic cage ensures smooth operation, even at speeds up to 11,000 rpm.

Its universal matching design allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.
The extra light preload (Class A) ensures precision performance in demanding environments.

The open seal type and lubrication system minimise maintenance needs.
Operating within -30°C to 110°C, it suits a wide range of industrial applications.

Application

Key Fields for 71926 ACD/HCP4ADGA Bearing
71926 ACD/HCP4ADGA Bearing is widely used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load distribution. The ceramic balls reduce friction, making it ideal for spindle applications.

In aerospace components, 71926 ACD/HCP4ADGA Bearing handles high-speed rotations with ease, thanks to its phenolic cage and P4A tolerance class. Its universal matching design simplifies installation in complex assemblies.

For robotics, 71926 ACD/HCP4ADGA Bearing’s extra-light preload enhances motion control in articulated arms. The lubricated design ensures smooth operation even in demanding automation environments.

Medical imaging systems benefit from 71926 ACD/HCP4ADGA Bearing’s low vibration and heat generation. The chrome steel rings provide durability in continuous-use scenarios.

In electric vehicle motors, 71926 ACD/HCP4ADGA Bearing supports high RPM requirements while maintaining energy efficiency. Its metric sizing aligns with European and Asian automotive standards.

Q&A

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