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Super Precision Angular Contact Ball Bearings 7011 ACDGA/P4A

Super Precision Angular Contact Ball Bearings 7011 ACDGA/P4A

The 7011 ACDGA/P4A is a super precision angular contact ball bearing with a 55mm bore and 90mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 8348 lbf and spins smoothly at speeds up to 34,000 RPM.

With a 25° contact angle and open design, it offers excellent performance for angular loads. The phenolic cage ensures quiet operation and long service life.

This bearing is suitable for high-precision applications like machine tools or spindles, where accuracy is key. It operates reliably in temperatures from -30°C to 110°C.

Weighing 0.38kg, it’s lightweight yet robust. Compliant with P4A tolerance class, it’s interchangeable with SKF bearings, making it a versatile choice for replacements.

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Product Parameters

  • Part Number 7011 ACDGA/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 11.112 mm
  • Ball Qty 18
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • 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 8348 lbf
  • Static Radial Load 6975 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 0.38 kg
  • Price（$） 84.42
Super Precision Angular Contact Ball Bearings 7011 ACDGA/P4A dimension drawing
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Features

Performance Features of 7011 ACDGA/P4A Bearing

7011 ACDGA/P4A Bearing is designed for high-speed applications, with a maximum speed of 34,000 rpm.
Its chrome steel rings and balls ensure durability and resistance to wear under heavy radial loads.

The bearing’s 25° contact angle provides excellent angular contact performance.
With a dynamic radial load capacity of 8348 lbf, it handles demanding tasks with ease.

7011 ACDGA/P4A Bearing operates smoothly in temperatures ranging from -30°C to 110°C.
The phenolic cage maintains ball alignment, reducing friction and noise during operation.

Its precision P4A tolerance class ensures reliable performance in high-accuracy applications.
The open design allows for easy lubrication, enhancing the bearing’s longevity.

Application

Industrial Uses of 7011 ACDGA/P4A Bearing
7011 ACDGA/P4A Bearing is commonly used in high-speed machine tools, where its angular contact design ensures precise radial and axial load handling. The open seal type allows for efficient lubrication, extending its service life in demanding conditions.

Where Is 7011 ACDGA/P4A Bearing Used?
You’ll often find 7011 ACDGA/P4A Bearing in automotive transmissions, where its extra light preload helps reduce friction and improve efficiency. Its phenolic cage also provides quiet operation, making it ideal for passenger vehicles.

Perfect Fit for Automation: 7011 ACDGA/P4A Bearing
In robotic arms and automated assembly lines, 7011 ACDGA/P4A Bearing’s P4A tolerance class ensures smooth, repeatable movements. The chrome steel construction adds durability, even in continuous operation.

Medical vs Industrial: Where 7011 ACDGA/P4A Bearing Excels
7011 ACDGA/P4A Bearing works well in medical imaging devices, offering reliable performance under precise loads. In industrial settings, it’s a go-to for spindle applications due to its high-speed capabilities.

Key Fields for 7011 ACDGA/P4A Bearing
7011 ACDGA/P4A Bearing is a solid choice for 3D printers, where its low friction and high precision contribute to accurate prints. The tandem arrangement option also makes it versatile for various mounting needs.

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