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Super Precision Angular Contact Ball Bearings S7011 ACD/P4ADBB

Super Precision Angular Contact Ball Bearings S7011 ACD/P4ADBB

The S7011 ACD/P4ADBB is a super precision angular contact ball bearing with a 55mm bore and 90mm outer diameter, crafted from durable chrome steel. Its 25° contact angle and sealed design ensure smooth operation under angular loads.

This matched set of two bearings comes with a light preload, offering stability for high-speed applications. It handles radial loads up to 13612 lbf and spins efficiently at speeds up to 34000 RPM.

The phenolic cage reduces friction, while the grease lubrication simplifies maintenance. Ideal for precision machinery like spindles or CNC equipment where accuracy is key.

With a temperature range of -30°C to 110°C, it performs reliably in various conditions. Weighing 0.76kg, it’s a robust yet manageable choice for demanding setups.

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Product Parameters

  • Part Number S7011 ACD/P4ADBB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 55 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 36 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 18
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 13612 lbf
  • Static Radial Load 13950 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 0.76 kg
Super Precision Angular Contact Ball Bearings S7011 ACD/P4ADBB dimension drawing
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Features

Performance Features of S7011 ACD/P4ADBB Bearing

S7011 ACD/P4ADBB Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.

Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.

With a dynamic radial load capacity of 13612 lbf, it handles demanding conditions reliably.

The sealed design and grease lubrication allow for smooth operation at speeds up to 34,000 rpm.

Application

Key Fields for S7011 ACD/P4ADBB Bearing
S7011 ACD/P4ADBB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction helps keep contaminants out, extending service life in demanding workshop conditions.

In robotics, S7011 ACD/P4ADBB Bearing provides smooth motion control for articulated arms, thanks to its light preload and matched arrangement. The phenolic cage reduces friction, making it ideal for repetitive movements.

For medical imaging devices like CT scanners, S7011 ACD/P4ADBB Bearing offers reliable performance with minimal vibration. Its P4A tolerance class ensures the precision needed for sensitive diagnostic equipment.

Automotive applications include electric vehicle motors, where S7011 ACD/P4ADBB Bearing handles combined radial and axial loads efficiently. The grease lubrication maintains performance across a wide temperature range.

In aerospace components, S7011 ACD/P4ADBB Bearing’s chrome steel construction withstands high speeds while maintaining dimensional stability. The 25° contact angle optimises load distribution in compact assemblies.

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