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Super Precision Angular Contact Ball Bearings 71922 ACE/P4ADBB

Super Precision Angular Contact Ball Bearings 71922 ACE/P4ADBB

The 71922 ACE/P4ADBB is a super precision angular contact ball bearing with a 110mm bore and 150mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 14040 lbf and operates smoothly at speeds up to 10000 RPM.

With a 25° contact angle and light preload, it offers excellent stability for high-precision applications. The phenolic cage ensures quiet and efficient performance, even under demanding conditions.

This bearing is designed for matched pairs (DB arrangement), making it ideal for machine tools or spindle systems where accuracy is crucial. It works well in temperatures from -30°C to 110°C.

Weighing 1.66kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacements.

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Product Parameters

  • Part Number 71922 ACE/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 26
  • 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 14040 lbf
  • Static Radial Load 14738 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 10000 rpm
  • Weight 1.66 kg
Super Precision Angular Contact Ball Bearings 71922 ACE/P4ADBB dimension drawing
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Features

Performance Features of 71922 ACE/P4ADBB Bearing

71922 ACE/P4ADBB Bearing is designed with a 25° contact angle, optimised for angular contact load applications.

Its chrome steel rings and balls provide strong resistance to both dynamic and static radial loads, reaching up to 14040 lbf and 14738 lbf respectively.

The phenolic cage ensures smooth operation and reduces friction, even at high speeds of up to 10,000 rpm.

With a matched arrangement of 2 bearings, it offers enhanced stability and precision in demanding conditions.

Application

Industrial Uses of 71922 ACE/P4ADBB Bearing
71922 ACE/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 for heavy cutting operations.

In automotive applications, 71922 ACE/P4ADBB Bearing supports high-speed components like turbochargers and gearbox systems. Its light preload and phenolic cage reduce friction, enhancing performance under demanding conditions.

For robotics, 71922 ACE/P4ADBB Bearing’s P4A tolerance class makes it ideal for robotic arms requiring precise movement. The chrome steel construction ensures durability in continuous operation.

Medical imaging devices benefit from 71922 ACE/P4ADBB Bearing’s smooth operation and low noise. The open design allows for easy lubrication, maintaining consistent performance in sensitive environments.

In 3D printing, 71922 ACE/P4ADBB Bearing’s high-speed capability ensures precise layer deposition. The angular contact design handles both radial and axial loads efficiently.

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