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Super Precision Angular Contact Ball Bearings 7224 ACD/P4A

Super Precision Angular Contact Ball Bearings 7224 ACD/P4A

The 7224 ACD/P4A is a super precision angular contact ball bearing with a 120mm bore and 215mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 42750 lbf and operates smoothly at speeds up to 9000 RPM.

With a 25° contact angle and P4 tolerance class, it offers excellent accuracy for demanding applications. The phenolic cage ensures durability and reduces friction during high-speed rotation.

This open-design bearing is preload-ready and works well in temperatures from -30°C to 110°C. Its lubricated construction simplifies maintenance while enhancing performance.

Ideal for precision machinery like CNC spindles or high-speed motors, where both radial and angular loads are present. Weighing 5.42kg, it’s robust yet manageable for industrial use. Interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 7224 ACD/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 120 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 215 mm
  • Outer Dia Tolerance -0.011mm to 0
  • Width 40 mm
  • Width Tolerance -0.24mm to 0
  • Ball Dia 30.162 mm
  • Ball Qty 15
  • Contact Angle 25°
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 42750 lbf
  • Static Radial Load 41175 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 9000 rpm
  • Weight 5.42 kg
  • Price（$） 155.412
Super Precision Angular Contact Ball Bearings 7224 ACD/P4A dimension drawing
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Features

Performance Features of 7224 ACD/P4A Bearing

7224 ACD/P4A 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 42,750 lbf.

The phenolic cage ensures smooth operation, reducing friction and noise at high speeds.
With a maximum speed of 9,000 rpm, it maintains precision in demanding conditions.

7224 ACD/P4A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its P4 tolerance class guarantees high accuracy, making it suitable for precision machinery.

The open design allows for easy lubrication, ensuring consistent performance over time.
Weighing 5.42 kg, it balances strength and manageability for industrial applications.

Application

Industrial Uses of 7224 ACD/P4A Bearing
The 7224 ACD/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. Its phenolic cage offers smooth operation at high speeds, making it suitable for demanding industrial environments.

In automotive applications, 7224 ACD/P4A Bearing supports components like wheel hubs and transmissions, handling both radial and axial loads efficiently. The P4 tolerance class ensures consistent performance in precision-driven systems.

For robotics, 7224 ACD/P4A Bearing’s open design and chrome steel construction provide durability in articulated arms and automated assembly lines. Its ability to handle high-speed rotations makes it a reliable choice for advanced automation.

Medical imaging devices benefit from 7224 ACD/P4A Bearing’s precision and low friction, ensuring smooth operation in scanners and diagnostic equipment. The lubricated design further enhances its longevity in critical healthcare applications.

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