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Super Precision Angular Contact Ball Bearings 7209 ACD/P4ADGB

Super Precision Angular Contact Ball Bearings 7209 ACD/P4ADGB

The 7209 ACD/P4ADGB 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 14918 lbf and spins smoothly at speeds up to 41000 RPM.

Its 25° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face. The phenolic cage ensures quiet operation and long service life.

This bearing comes pre-lubricated and works in temperatures from -30°C to 110°C. Ideal for high-precision applications like machine tool spindles or robotics.

Weighing 0.82kg, it’s part of a matched set for balanced performance. Compliant with P4A tolerance standards for exceptional accuracy.

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Product Parameters

  • Part Number 7209 ACD/P4ADGB
  • 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 25°
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 14918 lbf
  • Static Radial Load 13500 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.82 kg
  • Price（$） 18.63
Super Precision Angular Contact Ball Bearings 7209 ACD/P4ADGB dimension drawing
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Features

Performance Features of 7209 ACD/P4ADGB Bearing

7209 ACD/P4ADGB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel construction ensures durability and resistance to wear under high dynamic radial loads of 14918 lbf.

The phenolic cage maintains ball alignment, reducing friction and enabling smooth operation at speeds up to 41,000 rpm.
Universal matching allows flexible arrangements like back-to-back or face-to-face configurations.

With a precision P4A tolerance class, 7209 ACD/P4ADGB Bearing delivers consistent performance in demanding conditions.
Its open design and lubrication ensure reliable operation within a temperature range of -30°C to 110°C.

Application

Industrial Uses of 7209 ACD/P4ADGB Bearing
7209 ACD/P4ADGB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The universal matching feature allows for flexible arrangements, making it suitable for complex setups.

In automotive applications, 7209 ACD/P4ADGB Bearing supports gearbox systems, providing smooth operation under radial and axial loads. Its phenolic cage offers durability, even in high-speed scenarios.

For robotics, 7209 ACD/P4ADGB Bearing is ideal for robotic arms, thanks to its light preload and high-speed capabilities. The P4A tolerance class ensures consistent performance in repetitive tasks.

In medical imaging devices, 7209 ACD/P4ADGB Bearing’s chrome steel construction delivers reliable precision. The open design allows for easy lubrication, extending its service life.

7209 ACD/P4ADGB Bearing also fits well in 3D printers, where its low friction and high accuracy are key. The tandem arrangement option makes it versatile for various printing mechanisms.

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