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Super Precision Angular Contact Ball Bearings 7209 CD/P4ADGD

Super Precision Angular Contact Ball Bearings 7209 CD/P4ADGD

The 7209 CD/P4ADGD is a super precision angular contact ball bearing with a 45mm bore and 85mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 15795 lbf and operates smoothly at speeds up to 41000 RPM.

With a 15° contact angle and heavy preload, it offers excellent stability for high-precision applications. The open design and phenolic cage ensure reliable performance and easy maintenance.

This bearing is part of a matched set, suitable for universal mounting in back-to-back, face-to-face, or tandem configurations. Ideal for machine tools or spindles where precision and load capacity are key.

Weighing 0.82kg, it works in temperatures from -30°C to 110°C. Compliant with P4A tolerance standards for consistent accuracy.

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Product Parameters

  • Part Number 7209 CD/P4ADGD
  • 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 Heavy / Class D
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • 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 0.82 kg
Super Precision Angular Contact Ball Bearings 7209 CD/P4ADGD dimension drawing
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Features

Performance Features of 7209 CD/P4ADGD Bearing

7209 CD/P4ADGD Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.

Its chrome steel rings and balls provide strong resistance to dynamic radial loads up to 15795 lbf.

The phenolic cage ensures smooth operation at high speeds, reaching up to 41,000 rpm.

With universal matching capability, it offers flexibility in back-to-back, face-to-face, or tandem arrangements.

Application

Industrial Uses of 7209 CD/P4ADGD Bearing
7209 CD/P4ADGD Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The heavy preload and universal matching make it suitable for demanding industrial environments.

In automotive applications, 7209 CD/P4ADGD Bearing supports high-speed components like turbochargers and transmission systems. Its phenolic cage reduces friction, enhancing performance under heavy loads.

For robotics, 7209 CD/P4ADGD Bearing provides reliable motion control in robotic arms and automated assembly lines. The P4A tolerance class ensures consistent precision in repetitive tasks.

Medical imaging devices benefit from 7209 CD/P4ADGD Bearing’s smooth operation and low noise levels. The chrome steel construction offers durability in critical healthcare equipment.

In aerospace, 7209 CD/P4ADGD Bearing is used in flight control systems, where its high-speed capability and temperature resistance are essential. The matched set configuration ensures balanced performance in tandem arrangements.

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