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Super Precision Angular Contact Ball Bearings 7011 CE/P4AQBCA

Super Precision Angular Contact Ball Bearings 7011 CE/P4AQBCA

The 7011 CE/P4AQBCA is a super precision angular contact ball bearing with a 55mm bore and 90mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and comes in a matched set of four bearings for balanced performance.

This bearing handles radial loads up to 9945 lbf and operates smoothly at speeds up to 34,000 RPM. Its phenolic cage ensures quiet running and durability, while the open design allows for easy lubrication.

With an extra light preload (Class A), it offers precise movement and reduced friction. Ideal for high-speed applications like machine tool spindles or precision instruments where accuracy is key.

The bearing works in temperatures from -30°C to 110°C and weighs 1.57kg. It’s interchangeable with SKF bearings, making it a practical choice for replacements or upgrades.

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Product Parameters

  • Part Number 7011 CE/P4AQBCA
  • 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 72 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 24
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 4 bearings <<>> QBC
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 9945 lbf
  • Static Radial Load 11025 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 1.57 kg
Super Precision Angular Contact Ball Bearings 7011 CE/P4AQBCA dimension drawing
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Features

Engineered for Precision: 7011 CE/P4AQBCA Bearing

7011 CE/P4AQBCA Bearing features a 15° contact angle, optimised for angular contact loads and high-speed applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 9945 lbf, it handles demanding conditions reliably.
The matched arrangement of four bearings provides consistent performance in precision setups.

Operating at speeds up to 34,000 rpm, it maintains stability across a wide temperature range.
Its P4A tolerance class ensures high accuracy for critical applications.

Application

Key Fields for 7011 CE/P4AQBCA Bearing
7011 CE/P4AQBCA Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it suitable for high-speed operations.

In aerospace applications, 7011 CE/P4AQBCA Bearing supports critical components like turbine shafts, thanks to its extra-light preload and P4A tolerance class. The matched arrangement of four bearings enhances stability under demanding conditions.

For robotics, 7011 CE/P4AQBCA Bearing excels in articulated arms, providing smooth motion and load handling. Its chrome steel construction offers durability, while the open seal allows for easy lubrication in continuous-use scenarios.

In medical imaging devices, 7011 CE/P4AQBCA Bearing’s precision and low noise operation are ideal for sensitive equipment. The temperature range of -30°C to 110°C ensures reliability in various clinical environments.

Automotive testing rigs benefit from 7011 CE/P4AQBCA Bearing’s ability to handle dynamic radial loads. Its metric sizing and compatibility with SKF models make it a versatile choice for European and Asian vehicle testing systems.

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