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Super Precision Angular Contact Ball Bearings 7011 CE/P4AQBCB

Super Precision Angular Contact Ball Bearings 7011 CE/P4AQBCB

The 7011 CE/P4AQBCB is a super precision angular contact ball bearing with a 55mm bore and 90mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 9945 lbf and spins smoothly at speeds up to 34,000 RPM.

Its 15° contact angle and matched set of four bearings (QBC arrangement) ensure stable performance under angular loads. The phenolic cage offers quiet operation and long service life.

Preloaded for light use (Class B), this bearing is ideal for high-precision applications like machine tool spindles or robotics. It operates in temperatures from -30°C to 110°C.

Weighing 1.57kg, it’s interchangeable with SKF bearings and comes pre-lubricated for easy installation. The open design allows for straightforward maintenance when needed.

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Product Parameters

  • Part Number 7011 CE/P4AQBCB
  • 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 Light / Class B
  • 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/P4AQBCB dimension drawing
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Features

Performance Features of 7011 CE/P4AQBCB Bearing

7011 CE/P4AQBCB Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel construction ensures durability and resistance to wear under high radial loads.

The phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation.
With a dynamic radial load capacity of 9945 lbf, it handles demanding conditions reliably.

7011 CE/P4AQBCB Bearing operates efficiently at speeds up to 34,000 rpm, balancing performance and longevity.
Its precision P4A tolerance class ensures consistent accuracy in high-speed applications.

The open design allows for easy lubrication, maintaining optimal performance over time.
Its matched arrangement of four bearings provides stability and uniform load distribution.

Application

Industrial Uses of 7011 CE/P4AQBCB Bearing
The 7011 CE/P4AQBCB Bearing is a go-to choice for high-precision machine tools, where its angular contact design ensures accurate spindle rotation.
Its light preload and P4A tolerance class make it ideal for applications demanding minimal vibration and high rotational speeds.

Where Is 7011 CE/P4AQBCB Bearing Used?
You’ll often find the 7011 CE/P4AQBCB Bearing in CNC machining centres, where its phenolic cage reduces friction and heat buildup.
The matched set of four bearings also provides excellent stability for heavy cutting operations.

Optimized for Performance: 7011 CE/P4AQBCB Bearing
In robotics, the 7011 CE/P4AQBCB Bearing excels in articulated arms, thanks to its 15° contact angle for smooth motion control.
The chrome steel construction ensures long-lasting performance even in continuous operation cycles.

Automotive vs Aerospace: Applications of 7011 CE/P4AQBCB Bearing
For automotive gearboxes, the 7011 CE/P4AQBCB Bearing handles high radial loads with ease, while its lightweight design suits aerospace actuators.
The lubricated setup ensures reliable performance across both industries’ demanding conditions.

Practical Applications of 7011 CE/P4AQBCB Bearing
In medical imaging devices, the 7011 CE/P4AQBCB Bearing’s precision reduces noise and vibration for clearer scans.
Its temperature range also makes it suitable for lab equipment requiring consistent operation in varied environments.

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