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Super Precision Angular Contact Ball Bearings 7211 CD/P4AQBCC

Super Precision Angular Contact Ball Bearings 7211 CD/P4AQBCC

The 7211 CD/P4AQBCC is a super precision angular contact ball bearing with a 55mm bore and 100mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 32850 lbf and operates smoothly at speeds up to 34000 RPM.

With a 15° contact angle and moderate preload, it offers excellent stability for high-precision applications. The open design and phenolic cage ensure reliable performance under demanding conditions.

This bearing comes in a matched set of four, ideal for applications requiring tight tolerances like machine tool spindles or high-speed motors. It works well in temperatures from -30°C to 110°C.

Weighing 2.45kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it’s a dependable choice for precision engineering needs.

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Product Parameters

  • Part Number 7211 CD/P4AQBCC
  • 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 84 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 4 bearings <<>> QBC
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing No
  • Preload Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 32850 lbf
  • Static Radial Load 38250 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 2.45 kg
Super Precision Angular Contact Ball Bearings 7211 CD/P4AQBCC dimension drawing
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Features

Performance Features of 7211 CD/P4AQBCC Bearing

7211 CD/P4AQBCC Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.

Its chrome steel rings and balls enhance durability, while the phenolic cage ensures smooth operation at high speeds.

With a dynamic radial load capacity of 32,850 lbf, it handles demanding conditions reliably.

The P4A tolerance class guarantees consistent performance in precision machinery.

Application

Key Fields for 7211 CD/P4AQBCC Bearing
In machine tools, 7211 CD/P4AQBCC Bearing excels with its moderate preload and P4A tolerance, ensuring high precision for spindle operations. The phenolic cage reduces friction, making it ideal for high-speed machining.

Where Is 7211 CD/P4AQBCC Bearing Used?
You’ll often spot 7211 CD/P4AQBCC Bearing in robotics, where its angular contact design supports smooth movement in articulated arms. The matched set of four bearings enhances stability in dynamic applications.

Built for Heavy-Duty Use: 7211 CD/P4AQBCC Bearing
This bearing handles radial loads effortlessly in industrial pumps, thanks to its chrome steel construction. Its 34,000 rpm max speed suits demanding environments without compromising durability.

Automotive vs Aerospace: Applications of 7211 CD/P4AQBCC Bearing
In automotive gearboxes, 7211 CD/P4AQBCC Bearing offers reliable performance under moderate loads. For aerospace, its precision and temperature tolerance make it a go-to for auxiliary systems.

Perfect Fit for Automation: 7211 CD/P4AQBCC Bearing
In automated assembly lines, 7211 CD/P4AQBCC Bearing’s 15° contact angle ensures accurate positioning. The lubricated design minimises maintenance, keeping production running smoothly.

Q&A

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