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Super Precision Angular Contact Ball Bearings 7209 CD/HCP4ADGB

Super Precision Angular Contact Ball Bearings 7209 CD/HCP4ADGB

The 7209 CD/HCP4ADGB is a super precision angular contact ball bearing with a 45mm bore and 85mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 15795 lbf and reaches speeds of 41000 RPM, making it suitable for high-performance applications.

Its universal matching design allows flexible arrangements like back-to-back or face-to-face, while the phenolic cage ensures smooth operation. The light preload (Class B) enhances precision without excessive friction.

Ideal for machine tools or spindle systems where accuracy is crucial. It operates in temperatures from -30°C to 110°C and comes lubricated for immediate use. Weighing 0.68kg, this matched set includes two bearings for balanced load distribution.

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Product Parameters

  • Part Number 7209 CD/HCP4ADGB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 85 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 38 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 14
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 15795 lbf
  • Static Radial Load 13950 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.68 kg
Super Precision Angular Contact Ball Bearings 7209 CD/HCP4ADGB dimension drawing
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Features

Performance Features of 7209 CD/HCP4ADGB Bearing

7209 CD/HCP4ADGB Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its 15° contact angle provides excellent angular contact performance, suitable for various load directions.

The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a dynamic radial load capacity of 15795 lbf, it handles demanding applications with ease.

7209 CD/HCP4ADGB Bearing operates efficiently at speeds up to 41,000 rpm, balancing speed and reliability.
Its universal matching design allows flexible arrangements like back-to-back or face-to-face configurations.

The P4A tolerance class ensures superior precision, making it ideal for high-accuracy machinery.
Lubrication is pre-applied, reducing initial setup time and maintenance needs.

7209 CD/HCP4ADGB Bearing performs reliably in temperatures from -30°C to 110°C, adapting to various environments.
Its lightweight design at 0.68 kg ensures easy handling without compromising strength.

Application

Industrial Uses of 7209 CD/HCP4ADGB Bearing
7209 CD/HCP4ADGB Bearing is commonly used in high-speed machine spindles, where its precision angular contact design ensures accurate rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.

How Does 7209 CD/HCP4ADGB Bearing Improve Performance?
In CNC machining centres, 7209 CD/HCP4ADGB Bearing enhances stability and reduces vibration during high-speed cutting. Its universal matching feature allows flexible arrangement for various load conditions.

Perfect Fit for Automation: 7209 CD/HCP4ADGB Bearing
7209 CD/HCP4ADGB Bearing works well in robotic arms, providing reliable support for precise movements. The phenolic cage offers durability while maintaining low weight for efficient operation.

Automotive vs Aerospace: Applications of 7209 CD/HCP4ADGB Bearing
In automotive systems, 7209 CD/HCP4ADGB Bearing supports gearbox components, handling both radial and axial loads. For aerospace, its high-speed capability and precision make it suitable for turbine applications.

Medical vs Industrial: Where 7209 CD/HCP4ADGB Bearing Excels
7209 CD/HCP4ADGB Bearing is used in medical imaging devices, where its quiet operation is essential. In industrial settings, it excels in pumps and compressors due to its robust construction.

Q&A

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