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Super Precision Angular Contact Ball Bearings S71913 CD/P4A

Super Precision Angular Contact Ball Bearings S71913 CD/P4A

The S71913 CD/P4A is a super precision angular contact ball bearing with a 65mm bore and 90mm outer diameter, designed for high-speed applications. It handles radial loads up to 4680 lbf and spins smoothly at speeds up to 14,000 RPM.

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

This bearing is interchangeable with SKF models and comes in matched sets for precise alignment. Ideal for machine tools or high-performance spindles where accuracy is key.

Weighing just 0.21kg, it’s lightweight yet robust. Compliant with P4 tolerance standards for reliable performance.

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Product Parameters

  • Part Number S71913 CD/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 65 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 13 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 26
  • 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 4680 lbf
  • Static Radial Load 3825 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 14000 rpm
  • Weight 0.21 kg
  • Price（$） 76.941
Super Precision Angular Contact Ball Bearings S71913 CD/P4A dimension drawing
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Features

Performance Features of S71913 CD/P4A Bearing

S71913 CD/P4A Bearing is crafted with a 15° contact angle, ideal for precision angular contact applications.
Its chrome steel rings and balls ensure durability and smooth operation under high-speed conditions.

The phenolic cage in S71913 CD/P4A Bearing reduces friction and noise, enhancing performance.
With a dynamic radial load capacity of 4680 lbf, it handles demanding tasks efficiently.

S71913 CD/P4A Bearing operates at speeds up to 14,000 rpm, suitable for high-performance machinery.
Its sealed design keeps lubrication intact, reducing maintenance needs.

The P4 tolerance class ensures S71913 CD/P4A Bearing meets strict precision standards.
This makes it a reliable choice for applications requiring high accuracy and reliability.

Application

Key Fields for S71913 CD/P4A Bearing
S71913 CD/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction keeps contaminants out, extending service life in demanding environments.

In robotics, S71913 CD/P4A Bearing provides smooth motion control for articulated arms, thanks to its phenolic cage reducing friction. Its P4 tolerance class makes it ideal for applications requiring minimal vibration.

For medical imaging devices, S71913 CD/P4A Bearing offers reliable performance with its chrome steel rings and consistent load distribution. The 15° contact angle helps maintain stability during high-speed rotations.

Automotive applications like electric power steering systems benefit from S71913 CD/P4A Bearing’s lubricated design and matched arrangement options. Its metric sizing ensures compatibility with various European and Asian vehicle components.

In aerospace systems, S71913 CD/P4A Bearing handles both radial and axial loads efficiently, making it suitable for flight control mechanisms. The temperature range allows operation in diverse climatic conditions.

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