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Super Precision Angular Contact Ball Bearings S71910 ACD/HCP4A

Super Precision Angular Contact Ball Bearings S71910 ACD/HCP4A

The S71910 ACD/HCP4A is a super precision angular contact ball bearing with a 50mm bore and 72mm outer diameter, crafted from chrome steel for durability. It features a 25° contact angle and comes sealed for protection, with matched arrangement and preload options available.

This bearing handles radial loads up to 2858 lbf and reaches speeds of 19,000 RPM, thanks to its ceramic balls and phenolic cage. It operates smoothly in temperatures from -30°C to 110°C, making it versatile for various conditions.

Its sealed design keeps lubrication in and contaminants out, reducing maintenance needs. The P4 tolerance class ensures high precision, ideal for applications requiring tight tolerances.

Perfect for high-speed machinery like spindles or robotics, where precision and reliability are key. Weighing just 0.12kg, it’s lightweight yet robust for demanding tasks. Interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number S71910 ACD/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 50 mm
  • Bore Dia Tolerance -0.006mm to 0
  • Outer Dia 72 mm
  • Outer Dia Tolerance -0.007mm to 0
  • Width 12 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 25
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 2858 lbf
  • Static Radial Load 2205 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 19000 rpm
  • Weight 0.12 kg
  • Price（$） 446.238
Super Precision Angular Contact Ball Bearings S71910 ACD/HCP4A dimension drawing
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Features

Performance Features of S71910 ACD/HCP4A Bearing

S71910 ACD/HCP4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing precision in high-speed operations.

The phenolic cage ensures smooth movement and durability, even at speeds up to 19,000 rpm.
With a dynamic radial load capacity of 2858 lbf, it delivers reliable performance under stress.

Sealed for protection, S71910 ACD/HCP4A Bearing maintains lubrication, reducing maintenance needs.
Its P4 tolerance class guarantees high precision, making it suitable for demanding applications.

Application

Ideal for Precision: S71910 ACD/HCP4A Bearing
S71910 ACD/HCP4A Bearing is commonly used in high-speed machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it suitable for applications demanding smooth operation.

In robotics, S71910 ACD/HCP4A Bearing supports articulated arms, providing stability during precise movements. Its phenolic cage offers lightweight durability, ideal for repetitive tasks in automated systems.

For medical imaging devices, S71910 ACD/HCP4A Bearing’s P4 tolerance class guarantees minimal vibration, crucial for clear diagnostic results. The sealed design also helps maintain cleanliness in sensitive environments.

Automotive applications like electric vehicle motors benefit from S71910 ACD/HCP4A Bearing’s ability to handle combined radial and axial loads. The lubricated construction ensures long service life even under continuous use.

In aerospace components, S71910 ACD/HCP4A Bearing’s high-speed capability and temperature resistance make it reliable for critical systems. Its matched arrangement option further enhances performance in precision assemblies.

Q&A

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