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Super Precision Angular Contact Ball Bearings 7211 CD/P4ADBA

Super Precision Angular Contact Ball Bearings 7211 CD/P4ADBA

The 7211 CD/P4ADBA is a super precision angular contact ball bearing with a 55mm bore and 100mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 20340 lbf and operates smoothly at speeds up to 34000 RPM.

Its 15° contact angle and matched arrangement of two bearings provide excellent stability for angular loads. The phenolic cage ensures durability, while the open design allows for easy lubrication.

This bearing is ideal for high-precision applications like machine tool spindles or robotics, where accuracy and speed are crucial. It works well in temperatures from -30°C to 110°C.

Weighing 1.23kg, it’s a robust choice for demanding environments. Compliant with P4A tolerance class, it ensures reliable performance in precision machinery.

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Product Parameters

  • Part Number 7211 CD/P4ADBA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 55 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 42 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 15
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 20340 lbf
  • Static Radial Load 19125 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 1.23 kg
Super Precision Angular Contact Ball Bearings 7211 CD/P4ADBA dimension drawing
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Features

Performance Features of 7211 CD/P4ADBA Bearing

7211 CD/P4ADBA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 20340 lbf, 7211 CD/P4ADBA Bearing handles demanding conditions reliably.
Its extra light preload (Class A) enhances precision, making it suitable for high-speed applications up to 34,000 rpm.

7211 CD/P4ADBA Bearing operates efficiently within a temperature range of -30°C to 110°C.
The matched arrangement of two bearings (DB) provides stability, reducing vibration and improving performance.

Application

Key Fields for 7211 CD/P4ADBA Bearing
In machine tools, 7211 CD/P4ADBA Bearing ensures high precision during operations, thanks to its angular contact design and P4A tolerance class. The matched arrangement of two bearings provides stability for spindle applications.

Where Is 7211 CD/P4ADBA Bearing Used?
You’ll often find 7211 CD/P4ADBA Bearing in automotive transmissions, where its extra light preload reduces friction and improves efficiency. The phenolic cage material also handles high speeds well, making it suitable for performance vehicles.

Built for Heavy-Duty Use: 7211 CD/P4ADBA Bearing
This bearing excels in industrial pumps, handling both radial and axial loads with ease. Its chrome steel construction ensures durability even in demanding environments.

Medical vs Industrial: Where 7211 CD/P4ADBA Bearing Excels
In medical imaging devices, 7211 CD/P4ADBA Bearing offers quiet and smooth operation. For industrial robotics, its high-speed capability and precision make it a reliable choice.

Automotive vs Aerospace: Applications of 7211 CD/P4ADBA Bearing
In automotive systems, 7211 CD/P4ADBA Bearing supports gearbox performance. For aerospace applications, its lightweight design and high-speed tolerance are ideal for auxiliary systems.

Q&A

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