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Super Precision Angular Contact Ball Bearings 7011 ACB/HCP4A

Super Precision Angular Contact Ball Bearings 7011 ACB/HCP4A

The 7011 ACB/HCP4A is a super precision angular contact ball bearing with a 55mm bore and 90mm outer diameter, crafted from chrome steel for durability. It handles radial loads up to 2992 lbf and reaches speeds of 36,000 RPM, thanks to its ceramic balls and phenolic cage.

With a 25° contact angle, it efficiently manages combined radial and axial loads. The open design allows easy lubrication, while the P4 tolerance class ensures high precision for demanding applications.

This bearing is ideal for high-speed machinery like spindles or CNC tools, where accuracy and smooth operation are crucial. It operates in temperatures from -30°C to 110°C, making it versatile for various environments.

Weighing 0.4kg, it’s lightweight yet robust, and interchangeable with SKF bearings for easy replacement. Its matched arrangement option adds flexibility for complex setups.

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Product Parameters

  • Part Number 7011 ACB/HCP4A
  • 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 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 2992 lbf
  • Static Radial Load 2340 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.4 kg
  • Price（$） 332.46
Super Precision Angular Contact Ball Bearings 7011 ACB/HCP4A dimension drawing
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Features

Performance Features of 7011 ACB/HCP4A Bearing

7011 ACB/HCP4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.

The phenolic cage ensures smooth operation, even at high speeds up to 36,000 rpm.
With a dynamic radial load capacity of 2992 lbf, it handles demanding tasks with ease.

7011 ACB/HCP4A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its precision P4 tolerance class guarantees consistent performance in high-accuracy applications.

Application

Essential Roles of 7011 ACB/HCP4A Bearing
In high-speed machine tools, 7011 ACB/HCP4A Bearing excels with its ceramic balls and phenolic cage, reducing friction for smoother operation. Its 25° contact angle handles combined loads effortlessly, making it ideal for precision spindle applications.

Where Is 7011 ACB/HCP4A Bearing Used?
You’ll often find 7011 ACB/HCP4A Bearing in automotive transmissions, where its P4 tolerance ensures accurate gear alignment. The open design allows for easy lubrication, extending service life even under demanding conditions.

Built for Heavy-Duty Use: 7011 ACB/HCP4A Bearing
This bearing’s chrome steel rings and ceramic balls make it a robust choice for industrial robots, handling repetitive motions without wear. Its matched arrangement option further enhances stability in multi-bearing setups.

Medical vs Industrial: Where 7011 ACB/HCP4A Bearing Excels
In medical imaging devices, 7011 ACB/HCP4A Bearing’s low vibration is crucial for clear scans. Meanwhile, in packaging machinery, its high-speed capability keeps production lines running efficiently.

Perfect Fit for Automation: 7011 ACB/HCP4A Bearing
Automated assembly lines benefit from 7011 ACB/HCP4A Bearing’s consistent performance, thanks to its preload options. The phenolic cage also resists heat, making it reliable in continuous operation.

Q&A

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