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Super Precision Angular Contact Ball Bearings 7011 ACBGA/P4A

Super Precision Angular Contact Ball Bearings 7011 ACBGA/P4A

The 7011 ACBGA/P4A is a super precision angular contact ball bearing, measuring 55mm by 90mm by 18mm, crafted from durable chrome steel. It handles radial loads up to 2992 lbf and spins smoothly at speeds up to 34,000 RPM.

With a 25° contact angle and phenolic cage, it offers excellent stability and low friction. The open design allows for easy lubrication, ensuring long-lasting performance in temperatures from -30°C to 110°C.

This bearing comes in matched sets of two, suitable for back-to-back, face-to-face, or tandem arrangements. Ideal for high-precision applications like machine tools or spindle drives where accuracy is key.

Weighing 0.42kg, it’s lightweight yet robust, and interchangeable with SKF bearings for easy replacement. Compliant with P4A tolerance class for superior precision.

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Product Parameters

  • Part Number 7011 ACBGA/P4A
  • 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 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.747 mm
  • Ball Qty 26
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 2992 lbf
  • Static Radial Load 2340 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 0.42 kg
Super Precision Angular Contact Ball Bearings 7011 ACBGA/P4A dimension drawing
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Features

How Is 7011 ACBGA/P4A Bearing Engineered for Reliability?

7011 ACBGA/P4A Bearing features a 25° contact angle, optimised for handling combined radial and axial loads.

The chrome steel construction ensures durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 2992 lbf, it performs reliably in high-precision applications.

Its P4A tolerance class guarantees consistent performance, even at speeds up to 34,000 rpm.

Application

Key Fields for 7011 ACBGA/P4A Bearing
7011 ACBGA/P4A Bearing is widely used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The open design and phenolic cage make it suitable for high-speed operations.

In automotive applications, 7011 ACBGA/P4A Bearing supports gearbox and wheel hub systems, offering smooth performance under angular loads. Its P4A tolerance class guarantees reliability in demanding conditions.

For robotics, 7011 ACBGA/P4A Bearing excels in articulated arms and joints, thanks to its matched arrangement options. The chrome steel construction provides durability in repetitive motion scenarios.

Medical imaging devices benefit from 7011 ACBGA/P4A Bearing’s low friction and high-speed capabilities. The lubricated design ensures quiet operation, essential for sensitive equipment.

In aerospace systems, 7011 ACBGA/P4A Bearing handles precise movements in control mechanisms. Its temperature range and lightweight design make it ideal for aviation environments.

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