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Super Precision Angular Contact Ball Bearings S7011 CB/P4A

Super Precision Angular Contact Ball Bearings S7011 CB/P4A

The S7011 CB/P4A is a super precision angular contact ball bearing with a 55mm bore and 90mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 3150 lbf and reaches speeds of 22,000 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 is available with preload and matched arrangements, offering flexibility for precise setups. Ideal for machine tools, spindles, or any equipment requiring high accuracy and speed.

Weighing 0.42kg, it’s robust yet manageable for its size. Compliant with P4 tolerance class (ABEC-7), it guarantees reliable performance in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number S7011 CB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 55 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.747 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 3150 lbf
  • Static Radial Load 2475 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 22000 rpm
  • Weight 0.42 kg
  • Price（$） 397.944
Super Precision Angular Contact Ball Bearings S7011 CB/P4A dimension drawing
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Features

Why Choose S7011 CB/P4A Bearing for Precision Tasks?

S7011 CB/P4A Bearing features a 15° contact angle, ensuring precise angular contact performance.
Its chrome steel rings and balls provide durability and consistent operation under dynamic radial loads up to 3150 lbf.

The phenolic cage maintains ball alignment, reducing friction and noise for smoother performance.
With a maximum speed of 22,000 rpm, it excels in high-speed applications while maintaining precision.

Sealed design and lubrication enhance longevity, making it suitable for demanding environments.
Its P4 tolerance class ensures tight dimensional accuracy for critical tasks.

Application

Industrial Uses of S7011 CB/P4A Bearing
S7011 CB/P4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The sealed construction helps maintain performance in environments with dust or debris.

What Makes S7011 CB/P4A Bearing a Preferred Choice?
In robotics, S7011 CB/P4A Bearing provides smooth motion control for articulated arms, thanks to its phenolic cage reducing friction. Its 15° contact angle balances radial and axial loads effectively.

Built for Heavy-Duty Use: S7011 CB/P4A Bearing
For automotive applications like electric motor systems, S7011 CB/P4A Bearing handles high RPMs while maintaining stability. The chrome steel rings offer durability under continuous operation.

Medical vs Industrial: Where S7011 CB/P4A Bearing Excels
S7011 CB/P4A Bearing suits medical imaging devices requiring quiet, vibration-free operation. In industrial settings, its P4 tolerance class ensures reliability for precision equipment.

Perfect Fit for Automation: S7011 CB/P4A Bearing
S7011 CB/P4A Bearing works well in automated production lines, where its matched arrangement simplifies installation. The lubricated design reduces maintenance needs for long-term use.

Q&A

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