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Super Precision Angular Contact Ball Bearings S71918 CB/HCP4A
Super Precision Angular Contact Ball Bearings S71918 CB/HCP4A

Super Precision Angular Contact Ball Bearings S71918 CB/HCP4A

The S71918 CB/HCP4A is a super precision angular contact ball bearing with a 90mm bore and 125mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 4005 lbf and reaches speeds of 16,000 RPM, making it suitable for high-performance applications.

Its sealed design keeps lubrication in and contaminants out, while the phenolic cage ensures smooth operation. The 15° contact angle provides excellent stability under angular loads.

This bearing comes preloaded and matched for easy installation, interchangeable with SKF models. Ideal for precision machinery like CNC spindles or high-speed robotics where accuracy is key.

Weighing 0.58kg, it operates smoothly in temperatures from -30°C to 110°C. Compliant with P4 tolerance standards for reliable performance.

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Product Parameters

  • Part Number S71918 CB/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 90 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 125 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.144 mm
  • Ball Qty 36
  • Contact Angle 15°
  • 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 4005 lbf
  • Static Radial Load 3960 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 16000 rpm
  • Weight 0.58 kg
  • Price($) 122.166

Features

Performance Features of S71918 CB/HCP4A Bearing

S71918 CB/HCP4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability and reduce friction during operation.

The phenolic cage maintains ball alignment, ensuring smooth performance even at high speeds.
With a maximum speed of 16,000 rpm, it delivers reliable efficiency in precision tasks.

S71918 CB/HCP4A Bearing operates in temperatures from -30° to 110°C, suitable for varied environments.
Its sealed design and lubrication reduce maintenance needs, extending service life.

The P4 tolerance class ensures high precision, making it ideal for demanding applications.
Dynamic radial load capacity of 4005 lbf provides robust performance under stress.

Application

Super Precision Angular Contact Ball Bearings S71918 CB/HCP4A is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The P4 tolerance ensures precise alignment for demanding industrial applications.

In robotics, S71918 CB/HCP4A provides smooth motion control for articulated arms, thanks to its 15° contact angle and sealed design. This makes it ideal for automated assembly lines requiring consistent performance.

For medical imaging devices, S71918 CB/HCP4A’s chrome steel rings and ceramic balls offer reliable operation with minimal vibration. The lubricated construction further enhances its longevity in critical healthcare equipment.

In aerospace applications, S71918 CB/HCP4A handles angular loads efficiently, making it suitable for flight control systems. Its matched arrangement option allows for custom configurations to meet specific engineering needs.

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