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Super Precision Angular Contact Ball Bearings S71912 CB/P4A

Super Precision Angular Contact Ball Bearings S71912 CB/P4A

The S71912 CB/P4A is a super precision angular contact ball bearing with a 60mm bore and 85mm outer diameter, crafted from high-quality chrome steel. Its compact 13mm width makes it suitable for space-sensitive applications.

With a 15° contact angle and sealed design, it handles radial loads up to 2340 lbf and spins smoothly at speeds up to 22,000 RPM. The phenolic cage ensures quiet operation and durability.

Preloaded and available in matched sets, this bearing offers excellent stability for precise applications. It performs reliably in temperatures from -30°C to 110°C.

Ideal for high-precision machinery like spindles or robotics, where accuracy and speed are crucial. Compliant with P4 tolerance standards for consistent performance.

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Product Parameters

  • Part Number S71912 CB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 85 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 13 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 30
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 2340 lbf
  • Static Radial Load 1980 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 22000 rpm
  • Weight 0.2 kg
  • Price（$） 61.641
Super Precision Angular Contact Ball Bearings S71912 CB/P4A dimension drawing
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Features

Performance Features of S71912 CB/P4A Bearing

S71912 CB/P4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and high precision under dynamic radial loads up to 2340 lbf.

The sealed design and phenolic cage provide reliable performance, even at high speeds up to 22,000 rpm.
With a P4 tolerance class, S71912 CB/P4A Bearing meets strict precision requirements for demanding applications.

S71912 CB/P4A Bearing operates efficiently within a temperature range of -30° to 110°C, suitable for various environments.
Its preload and matched arrangement options enhance stability and performance in precision machinery.

Application

Super Precision Angular Contact Ball Bearings S71912 CB/P4A is commonly used in high-speed machine tools, where its 15° contact angle ensures smooth operation under radial and axial loads. The sealed design helps keep contaminants out, extending service life in demanding environments.

In robotics, S71912 CB/P4A provides the precision needed for articulated arms and automated assembly lines. Its phenolic cage reduces friction, making it ideal for applications requiring quiet and efficient movement.

For medical imaging devices, S71912 CB/P4A’s P4 tolerance class ensures the accuracy required for diagnostic equipment. The chrome steel construction offers durability, even in continuous-use scenarios.

In aerospace applications, S71912 CB/P4A supports components like gyroscopes and flight control systems. Its high-speed capability and reliability make it a trusted choice for critical aviation systems.

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