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Super Precision Angular Contact Ball Bearings 7209 ACD/P4ADBA

Super Precision Angular Contact Ball Bearings 7209 ACD/P4ADBA

The 7209 ACD/P4ADBA is a super precision angular contact ball bearing with a 45mm bore and 85mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 14918 lbf and operates smoothly at speeds up to 41000 RPM.

With a 25° contact angle and matched arrangement of two bearings, it offers excellent stability for angular loads. The phenolic cage ensures durability and quiet operation, even at high speeds.

Its open design allows for easy lubrication, while the P4A tolerance class guarantees precision performance. Ideal for applications like machine tool spindles or high-speed rotary systems.

Weighing 0.82kg, this bearing is designed for demanding environments, with a temperature range of -30°C to 110°C. It’s interchangeable with SKF bearings, making replacements straightforward.

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Product Parameters

  • Part Number 7209 ACD/P4ADBA
  • 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 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • 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/P4ADBA dimension drawing
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Features

Performance Features of 7209 ACD/P4ADBA Bearing

7209 ACD/P4ADBA Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 14918 lbf.

The phenolic cage ensures smooth operation, even at high speeds of 41,000 rpm.
Precision P4A tolerance guarantees consistent performance in demanding conditions.

7209 ACD/P4ADBA Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its matched arrangement of two bearings provides extra stability for complex applications.

The extra light preload (Class A) reduces friction, extending service life.
With 14 balls of 12.7 mm diameter, it balances load capacity and rotational smoothness.

Application

Industrial Uses of 7209 ACD/P4ADBA Bearing
7209 ACD/P4ADBA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings provides stability in demanding industrial environments.

In automotive applications, 7209 ACD/P4ADBA Bearing supports high-speed components like turbochargers and gearboxes. Its extra light preload helps reduce friction, improving overall efficiency.

For medical imaging devices, 7209 ACD/P4ADBA Bearing’s phenolic cage and chrome steel construction offer reliable performance. The P4A tolerance class ensures smooth operation in sensitive equipment.

Automation systems benefit from 7209 ACD/P4ADBA Bearing’s ability to handle both radial and axial loads. Its high-speed capability makes it suitable for robotic arms and CNC machines.

In consumer electronics, 7209 ACD/P4ADBA Bearing can be found in precision printers and scanners. The lubricated design ensures quiet operation and long service life.

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