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Super Precision Angular Contact Ball Bearings 71817 ACD/HCP4

Super Precision Angular Contact Ball Bearings 71817 ACD/HCP4

The 71817 ACD/HCP4 is a super precision angular contact ball bearing with an 85mm bore and 110mm outer diameter, crafted from high-quality chrome steel and ceramic balls. It handles radial loads up to 4568 lbf and reaches speeds of 19,000 RPM smoothly.

With a 25° contact angle and phenolic cage, it offers excellent stability and low friction. The open design allows for easy lubrication, ensuring long-lasting performance in temperatures from -30°C to 110°C.

This bearing is interchangeable with SKF models and comes in P4 tolerance class for precise applications. Ideal for high-speed machinery like spindles or CNC equipment where accuracy is key.

Weighing just 0.24kg, it’s lightweight yet robust, making it a reliable choice for demanding industrial settings.

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Product Parameters

  • Part Number 71817 ACD/HCP4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 85 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 110 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 13 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.144 mm
  • Ball Qty 30
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 4568 lbf
  • Static Radial Load 5400 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 19000 rpm
  • Weight 0.24 kg
  • Price（$） 963.792
Super Precision Angular Contact Ball Bearings 71817 ACD/HCP4 dimension drawing
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Features

Performance Features of 71817 ACD/HCP4 Bearing

71817 ACD/HCP4 Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.
The phenolic cage ensures smooth operation, even at high speeds up to 19,000 rpm.
With a dynamic radial load capacity of 4568 lbf, it delivers reliable performance in precision tasks.

Application

Key Fields for 71817 ACD/HCP4 Bearing
71817 ACD/HCP4 Bearing is commonly used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The ceramic balls reduce friction, making it suitable for high-speed operations.

In robotics, 71817 ACD/HCP4 Bearing provides smooth motion control in articulated arms and joints. Its phenolic cage offers lightweight durability, ideal for repetitive movements.

For medical imaging devices, 71817 ACD/HCP4 Bearing’s P4 tolerance class guarantees minimal vibration and noise. The chrome steel rings add longevity, even in continuous-use scenarios.

Automotive applications like electric motor shafts benefit from 71817 ACD/HCP4 Bearing’s matched arrangement options. The lubricated design ensures consistent performance under varying temperatures.

Q&A

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