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Super Precision Angular Contact Ball Bearings 7011 ACD/P4ATBTG94

Super Precision Angular Contact Ball Bearings 7011 ACD/P4ATBTG94

The 7011 ACD/P4ATBTG94 is a super precision angular contact ball bearing with a 55mm bore and 90mm outer diameter, crafted from high-quality chrome steel. It handles both radial and angular loads, with a dynamic radial load capacity of 18135 lbf and a static radial load of 20925 lbf.

Its 25° contact angle and open design allow for smooth operation at speeds up to 34000 RPM. The phenolic cage ensures durability and reduces friction, making it ideal for high-speed applications.

This bearing comes in a matched set of three, arranged in a TBT configuration, and includes preload for precise performance. It works well in temperatures ranging from -30°C to 110°C.

Perfect for machine tools or precision equipment where accuracy and speed are crucial. Weighing 1.13kg, it’s a robust yet manageable choice for demanding setups. Compliant with industry standards for reliable use.

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Product Parameters

  • Part Number 7011 ACD/P4ATBTG94
  • 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 54 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 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 18135 lbf
  • Static Radial Load 20925 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 1.13 kg
Super Precision Angular Contact Ball Bearings 7011 ACD/P4ATBTG94 dimension drawing
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Features

Why Choose 7011 ACD/P4ATBTG94 Bearing for Precision Tasks?

7011 ACD/P4ATBTG94 Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with high precision.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 18135 lbf, it performs reliably in demanding applications.
The P4A tolerance class guarantees exceptional accuracy, making it suitable for high-precision machinery.

Designed for speeds up to 34,000 rpm, it balances performance and longevity.
The matched arrangement of three bearings ensures stability and reduces vibration.

Its open design allows for easy lubrication, maintaining optimal performance over time.
The temperature range of -30°C to 110°C ensures adaptability in various operating conditions.

Application

Industrial Uses of 7011 ACD/P4ATBTG94 Bearing
This bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The phenolic cage helps reduce friction, making it suitable for continuous operation.

In robotics, 7011 ACD/P4ATBTG94 Bearing provides stability for articulated arms, thanks to its matched arrangement of three bearings. The 25° contact angle offers excellent load distribution during dynamic movements.

For aerospace applications, 7011 ACD/P4ATBTG94 Bearing handles radial and axial loads in aircraft components. Its P4A tolerance class guarantees the precision needed for critical flight systems.

Where Is 7011 ACD/P4ATBTG94 Bearing Used?
You’ll find this bearing in CNC machining centres, where its high-speed capability (up to 34,000 rpm) maintains precision cutting performance. The chrome steel construction ensures long service life even under heavy loads.

In medical imaging devices, 7011 ACD/P4ATBTG94 Bearing’s smooth operation reduces vibration for clearer scans. The open design allows for proper lubrication, essential in sensitive medical environments.

Built for Heavy-Duty Use: 7011 ACD/P4ATBTG94 Bearing
This bearing excels in industrial pumps, handling both radial and thrust loads with ease. The preload option helps minimise deflection in demanding applications.

For 3D printers, 7011 ACD/P4ATBTG94 Bearing ensures precise linear motion in the print head assembly. Its temperature range (-30°C to 110°C) accommodates various operating conditions.

Automotive vs Aerospace: Applications of 7011 ACD/P4ATBTG94 Bearing
In automotive transmissions, this bearing supports gear shafts with its angular contact design. The metric sizing makes it compatible with European and Asian vehicle models.

For aircraft landing gear systems, 7011 ACD/P4ATBTG94 Bearing’s high dynamic load capacity (18,135 lbf) provides reliable performance. The matched set arrangement enhances stability during landing impacts.

Q&A

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