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Super Precision Angular Contact Ball Bearings 7011 ACD/P4AQBCB

Super Precision Angular Contact Ball Bearings 7011 ACD/P4AQBCB

The 7011 ACD/P4AQBCB 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 22388 lbf and operates smoothly at speeds up to 34000 RPM.

With a 25° contact angle and light preload, it offers excellent stability for angular loads. The phenolic cage ensures durability while reducing friction, making it efficient for high-speed applications.

This bearing comes in a matched set of four, arranged <> QBC for balanced performance. Ideal for precision machinery like spindles or CNC equipment where accuracy is key.

Weighing 1.51kg, it’s robust yet manageable for its size. It works well in temperatures from -30°C to 110°C and is interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 7011 ACD/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 11.112 mm
  • Ball Qty 18
  • Contact Angle 25°
  • 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 22388 lbf
  • Static Radial Load 28125 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 1.51 kg
  • Price（$） 296.847
Super Precision Angular Contact Ball Bearings 7011 ACD/P4AQBCB dimension drawing
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Features

Performance Features of 7011 ACD/P4AQBCB Bearing

7011 ACD/P4AQBCB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability under high dynamic radial loads of up to 22,388 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation.
With a maximum speed of 34,000 rpm, it delivers reliable performance in high-speed scenarios.

7011 ACD/P4AQBCB Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its P4A tolerance class guarantees precision, making it suitable for demanding industrial uses.

The matched arrangement of four bearings ensures consistent performance and load handling.
Light preload class B further enhances its suitability for precision applications.

Application

Industrial Uses of 7011 ACD/P4AQBCB Bearing
7011 ACD/P4AQBCB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched set of four bearings provides stability in demanding industrial environments.

Where Is 7011 ACD/P4AQBCB Bearing Used?
In automotive applications, 7011 ACD/P4AQBCB Bearing supports components like wheel hubs and transmissions, thanks to its ability to handle both radial and axial loads. The phenolic cage reduces friction, enhancing performance in high-speed scenarios.

Perfect Fit for Automation: 7011 ACD/P4AQBCB Bearing
7011 ACD/P4AQBCB Bearing excels in robotic arms and automated systems, where its light preload ensures smooth, precise movement. The chrome steel construction offers durability in continuous operation.

Medical vs Industrial: Where 7011 ACD/P4AQBCB Bearing Excels
For medical imaging devices, 7011 ACD/P4AQBCB Bearing provides reliable performance due to its P4A tolerance class. In industrial settings, it’s favoured for its high dynamic load capacity and speed rating.

Key Fields for 7011 ACD/P4AQBCB Bearing
7011 ACD/P4AQBCB Bearing is ideal for aerospace applications, where its precision and reliability are critical. The open design allows for easy lubrication, extending service life in harsh conditions.

Q&A

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