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Super Precision Angular Contact Ball Bearings 7011 ACE/P4A

Super Precision Angular Contact Ball Bearings 7011 ACE/P4A

The 7011 ACE/P4A 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 3578 lbf and operates smoothly at speeds up to 30,000 RPM.

With a 25° contact angle and phenolic cage, it offers excellent stability and low friction. The open design allows for easy lubrication, enhancing its performance in demanding conditions.

This bearing is ideal for high-speed applications like machine tool spindles or precision instruments. Its P4 tolerance class ensures reliable accuracy for critical operations.

Weighing 0.39kg, it’s a robust yet lightweight choice for industrial use. Compatible with SKF bearings, it’s a practical option for replacements or upgrades.

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Product Parameters

  • Part Number 7011 ACE/P4A
  • 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 7.938 mm
  • Ball Qty 24
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 3578 lbf
  • Static Radial Load 2610 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 30000 rpm
  • Weight 0.39 kg
  • Price（$） 331.596
Super Precision Angular Contact Ball Bearings 7011 ACE/P4A dimension drawing
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Features

Performance Features of 7011 ACE/P4A Bearing

7011 ACE/P4A Bearing is crafted with a 25° contact angle, ideal for handling combined radial and axial loads.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.
With a dynamic radial load capacity of 3578 lbf, it performs reliably in high-speed applications.
The P4 tolerance class guarantees precision, making it suitable for demanding tasks.

How Is 7011 ACE/P4A Bearing Engineered for Reliability?

7011 ACE/P4A Bearing features chrome steel construction, providing strength and resistance to wear.
Its open design allows for easy lubrication, ensuring smooth operation up to 30,000 rpm.
The phenolic cage maintains ball alignment, reducing vibration and extending service life.
With a temperature range of -30° to 110°C, it adapts to various working conditions.

Optimized for Efficiency: 7011 ACE/P4A Bearing

7011 ACE/P4A Bearing’s precision design minimizes energy loss, enhancing overall efficiency.
The 24-ball configuration distributes loads evenly, reducing stress on individual components.
Its high-speed capability and low noise make it perfect for precision machinery.
The lubricated design ensures consistent performance with minimal maintenance.

Application

Industrial Uses of 7011 ACE/P4A Bearing
7011 ACE/P4A Bearing is commonly used in high-speed machine spindles, where its 25° contact angle provides excellent radial and axial load support. The P4 tolerance ensures precision in demanding industrial environments.

What Makes 7011 ACE/P4A Bearing a Preferred Choice?
In automotive applications, 7011 ACE/P4A Bearing works well in wheel hubs and transmission systems due to its balanced load capacity. The phenolic cage reduces friction, enhancing efficiency at high RPMs.

Perfect Fit for Automation: 7011 ACE/P4A Bearing
7011 ACE/P4A Bearing is ideal for robotic arms and CNC machinery, where its open design allows for easy lubrication. The chrome steel construction ensures durability in continuous operation.

Medical vs Industrial: Where 7011 ACE/P4A Bearing Excels
For medical imaging devices, 7011 ACE/P4A Bearing offers reliable performance with minimal vibration. In industrial settings, its high-speed capability makes it suitable for precision grinding equipment.

Where Is 7011 ACE/P4A Bearing Used?
You’ll find 7011 ACE/P4A Bearing in 3D printers and optical instruments, where smooth rotation is critical. Its lightweight phenolic cage helps maintain stability during rapid movements.

Q&A

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