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Super Precision Angular Contact Ball Bearings 7211 CD/HCP4A

Super Precision Angular Contact Ball Bearings 7211 CD/HCP4A

The 7211 CD/HCP4A is a super precision angular contact ball bearing with a 55mm bore and 100mm outer diameter, crafted from high-quality chrome steel and ceramic balls. It handles radial loads up to 12442 lbf and reaches speeds of 26000 RPM, making it suitable for high-performance applications.

Its 15° contact angle and phenolic cage ensure smooth operation and durability, even under demanding conditions. The open design allows for easy lubrication, extending its lifespan in various environments.

This bearing is ideal for precision machinery like spindles or CNC equipment, where accuracy and reliability are crucial. With a P4 tolerance class, it meets strict standards for minimal vibration and high-speed performance.

Weighing 0.51kg, it offers a robust yet lightweight solution for industrial use. Its temperature range of -30°C to 110°C ensures consistent performance in diverse working conditions.

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Product Parameters

  • Part Number 7211 CD/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 55 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 21 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 15
  • Contact Angle 15°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 12442 lbf
  • Static Radial Load 9675 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 26000 rpm
  • Weight 0.51 kg
  • Price（$） 49.986
Super Precision Angular Contact Ball Bearings 7211 CD/HCP4A dimension drawing
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Features

Performance Features of 7211 CD/HCP4A Bearing

7211 CD/HCP4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.

The phenolic cage maintains ball alignment, ensuring smooth operation even at high speeds.
With a maximum speed of 26,000 rpm, it delivers reliable performance in precision tasks.

7211 CD/HCP4A Bearing’s P4 tolerance class guarantees high accuracy for demanding applications.
Its dynamic radial load capacity of 12442 lbf ensures stability under heavy loads.

The open design allows for easy lubrication, extending service life.
Operating between -30° to 110°C, it adapts to various environmental conditions.

Application

Industrial Uses of 7211 CD/HCP4A Bearing
The 7211 CD/HCP4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. Its ceramic balls reduce friction, making it ideal for applications requiring smooth, consistent performance.

In automotive systems, 7211 CD/HCP4A Bearing supports components like wheel hubs and transmissions, handling both radial and axial loads efficiently. The phenolic cage adds durability, especially in high-temperature environments.

For robotics, 7211 CD/HCP4A Bearing’s P4 tolerance class provides the precision needed for articulated arms and automated assembly lines. The open design allows for easy lubrication, extending service life in demanding conditions.

Where Is 7211 CD/HCP4A Bearing Used?
You’ll often find 7211 CD/HCP4A Bearing in medical imaging devices, where its low vibration and high-speed capabilities are crucial. The chrome steel rings and ceramic balls ensure reliable performance in sensitive equipment.

In consumer electronics, 7211 CD/HCP4A Bearing is used in high-performance printers and scanners, where quiet operation is essential. Its lightweight design and precision make it a practical choice for compact devices.

Built for Heavy-Duty Use: 7211 CD/HCP4A Bearing
The 7211 CD/HCP4A Bearing excels in industrial pumps and compressors, handling heavy loads with ease. Its robust construction and high-speed rating make it suitable for continuous operation.

For aerospace applications, 7211 CD/HCP4A Bearing’s ceramic balls and phenolic cage provide reliability in extreme conditions. The P4 tolerance ensures precision in critical flight components.

Automotive vs Aerospace: Applications of 7211 CD/HCP4A Bearing
In automotive systems, 7211 CD/HCP4A Bearing is trusted for its durability in transmissions and differentials. The angular contact design efficiently manages combined loads.

For aerospace, 7211 CD/HCP4A Bearing’s lightweight and high-speed capabilities are ideal for turbine engines. The ceramic balls reduce weight while maintaining strength.

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