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Super Precision Angular Contact Ball Bearings S7211 CD/P4AQBCC

Super Precision Angular Contact Ball Bearings S7211 CD/P4AQBCC

The S7211 CD/P4AQBCC is a super precision angular contact ball bearing with a 55mm bore and 100mm outer diameter, crafted from durable chrome steel. It features a 15° contact angle and comes sealed for protection, with a phenolic cage for smooth operation.

This bearing handles radial loads up to 32850 lbf and reaches speeds of 34000 RPM, making it suitable for high-performance applications. Its moderate preload (Class C) ensures stable operation under angular contact loads.

The matched set of four bearings (arranged <> QBC) offers balanced performance for precision machinery. Ideal for use in spindles or high-speed rotary tables where accuracy is key.

Weighing 2.49kg, it operates in temperatures from -30°C to 110°C and is lubricated with grease for easy maintenance. Compliant with P4A tolerance standards for reliable precision.

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Product Parameters

  • Part Number S7211 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 Sealed
  • 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 Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 2.49 kg
Super Precision Angular Contact Ball Bearings S7211 CD/P4AQBCC dimension drawing
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Features

Performance Features of S7211 CD/P4AQBCC Bearing

S7211 CD/P4AQBCC Bearing is designed with a 15° contact angle, ideal for handling combined radial and axial loads.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

The bearing set includes four matched units, providing consistent performance in precision applications.
With a dynamic radial load capacity of 32,850 lbf, it handles demanding conditions reliably.

S7211 CD/P4AQBCC Bearing operates efficiently at speeds up to 34,000 rpm, thanks to its grease lubrication.
Its sealed design protects against contaminants, extending service life in various environments.

The P4A tolerance class ensures high precision, making it suitable for critical machinery.
With a temperature range of -30°C to 110°C, it performs well in diverse operating conditions.

Application

Industrial Uses of S7211 CD/P4AQBCC Bearing
S7211 CD/P4AQBCC Bearing is commonly used in high-precision machine tools, where its moderate preload and sealed design ensure smooth operation. The 15° contact angle makes it ideal for handling combined radial and axial loads in demanding environments.

In automotive applications, S7211 CD/P4AQBCC Bearing supports components like electric motors and gearboxes, offering reliable performance under high speeds. Its phenolic cage reduces friction, enhancing efficiency in these systems.

For medical imaging devices, S7211 CD/P4AQBCC Bearing’s chrome steel construction provides durability and precision. The P4A tolerance class ensures consistent performance, crucial for accurate diagnostics.

Automation systems benefit from S7211 CD/P4AQBCC Bearing’s matched arrangement, which simplifies installation in robotic arms. The grease lubrication extends service life, reducing maintenance needs in continuous operations.

In consumer electronics, S7211 CD/P4AQBCC Bearing is found in high-speed printers, where its sealed design protects against dust. The metric dimensions make it compatible with various European and Asian models.

Q&A

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