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Super Precision Angular Contact Ball Bearings 71922 ACD/P4ADBB

Super Precision Angular Contact Ball Bearings 71922 ACD/P4ADBB

The 71922 ACD/P4ADBB is a super precision angular contact ball bearing with a 110mm bore and 150mm outer diameter, measuring 40mm in width. Made from chrome steel, it’s built to handle high radial loads up to 21510 lbf.

With a 25° contact angle and light preload, it offers smooth operation at speeds up to 16000 RPM. The open design and phenolic cage ensure durability and easy maintenance.

This matched set of two bearings (DB arrangement) is ideal for applications requiring high precision, such as machine tools or spindle drives. It works well in temperatures from -30°C to 110°C.

Weighing 1.72kg, it’s a robust choice for industrial use. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 71922 ACD/P4ADBB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 110 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 40 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 28
  • 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 Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 21510 lbf
  • Static Radial Load 30825 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 1.72 kg
  • Price（$） 96.129
Super Precision Angular Contact Ball Bearings 71922 ACD/P4ADBB dimension drawing
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Features

Performance Features of 71922 ACD/P4ADBB Bearing

71922 ACD/P4ADBB Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.
The chrome steel rings and balls enhance durability, while the phenolic cage ensures smooth operation at high speeds.

With a dynamic radial load capacity of 21510 lbf, 71922 ACD/P4ADBB Bearing handles demanding conditions reliably.
Its P4A tolerance class guarantees exceptional accuracy, making it suitable for high-precision machinery.

71922 ACD/P4ADBB Bearing operates efficiently at speeds up to 16,000 rpm, maintaining performance in varied temperatures.
The matched arrangement of two bearings ensures stability and reduces vibration during use.

Light preload class B enhances 71922 ACD/P4ADBB Bearing’s responsiveness without compromising longevity.
Its open design allows for easy lubrication, ensuring consistent performance over time.

Application

Industrial Uses of 71922 ACD/P4ADBB Bearing
71922 ACD/P4ADBB 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 under heavy radial and axial loads.

In automotive applications, 71922 ACD/P4ADBB Bearing supports high-performance gearboxes and electric motor systems. Its light preload and phenolic cage contribute to smooth operation at high speeds.

For automation equipment, 71922 ACD/P4ADBB Bearing is ideal for robotic arms and CNC machines, thanks to its P4A tolerance class. The chrome steel construction offers durability in demanding industrial environments.

Medical imaging devices benefit from 71922 ACD/P4ADBB Bearing’s precision and low friction. The open design allows for easy lubrication, ensuring long service life in critical applications.

In aerospace systems, 71922 ACD/P4ADBB Bearing handles both radial and thrust loads efficiently. Its temperature range makes it suitable for various operating conditions, from cold to moderately warm environments.

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