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Super Precision Angular Contact Ball Bearings 71806 ACD/HCP4DGC

Super Precision Angular Contact Ball Bearings 71806 ACD/HCP4DGC

The 71806 ACD/HCP4DGC is a super precision angular contact ball bearing with a 30mm bore and 42mm outer diameter, crafted from chrome steel for durability. It handles radial loads up to 1521 lbf and reaches speeds of 100,500 RPM, thanks to its ceramic balls and phenolic cage.

With a 25° contact angle and universal matching, it fits various arrangements like back-to-back or face-to-face. The open design allows easy lubrication, while the P4 tolerance ensures high accuracy.

Ideal for high-speed applications like spindles or machine tools, it operates smoothly from -30°C to 110°C. Weighing just 0.048kg, it’s lightweight yet robust for precision tasks.

This bearing is interchangeable with SKF models, making it a versatile choice for replacements or upgrades. Its moderate preload (Class C) balances performance and longevity.

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Product Parameters

  • Part Number 71806 ACD/HCP4DGC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 30 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 42 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 14 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 23
  • Contact Angle 25°
  • Tolerance Class P4
  • 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 Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 1521 lbf
  • Static Radial Load 1598 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 100500 rpm
  • Weight 0.048 kg
Super Precision Angular Contact Ball Bearings 71806 ACD/HCP4DGC dimension drawing
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Features

Performance Features of 71806 ACD/HCP4DGC Bearing

71806 ACD/HCP4DGC Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.

Its 25° contact angle allows for efficient handling of combined radial and axial loads.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.

With a maximum speed of 100,500 rpm, it is ideal for high-speed applications.

How Is 71806 ACD/HCP4DGC Bearing Engineered for Reliability?

71806 ACD/HCP4DGC Bearing features a universal matching design, suitable for back-to-back, face-to-face, or tandem arrangements.

The moderate preload (Class C) ensures smooth operation and reduces vibration.

Its P4 tolerance class guarantees exceptional precision in demanding conditions.

The lubricated design further enhances reliability and extends service life.

Built for Precision: 71806 ACD/HCP4DGC Bearing

71806 ACD/HCP4DGC Bearing’s ceramic balls and chrome steel rings provide excellent wear resistance.

Its dynamic radial load capacity of 1521 lbf ensures robust performance under stress.

The open seal type allows for easy lubrication and maintenance.

Operating within a temperature range of -30°C to 110°C, it adapts to various environments.

Application

Key Fields for 71806 ACD/HCP4DGC Bearing
71806 ACD/HCP4DGC Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The 25° contact angle ensures stable performance under angular loads, making it ideal for precision grinding applications.

In robotics, 71806 ACD/HCP4DGC Bearing supports articulated arms and joints, thanks to its universal matching design. The moderate preload helps maintain accuracy in repetitive movements, which is crucial for automated assembly lines.

For aerospace components, 71806 ACD/HCP4DGC Bearing’s P4 tolerance class ensures minimal vibration in critical systems like gyroscopes. Its lightweight construction and high-speed capability make it a reliable choice for avionics and control mechanisms.

In medical imaging devices, 71806 ACD/HCP4DGC Bearing’s chrome steel rings and ceramic balls provide smooth, quiet operation. The open design allows for easy lubrication, extending service life in demanding diagnostic equipment.

Consumer electronics like high-end turntables benefit from 71806 ACD/HCP4DGC Bearing’s precision and low noise. The tandem arrangement option also makes it versatile for compact designs requiring dual-bearing support.

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