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Super Precision Angular Contact Ball Bearings 71922 ACD/PA9ATBTD

Super Precision Angular Contact Ball Bearings 71922 ACD/PA9ATBTD

The 71922 ACD/PA9ATBTD is a super precision angular contact ball bearing with a 110mm bore and 150mm outer diameter, crafted from durable chrome steel. It handles heavy radial loads up to 28575 lbf and operates smoothly at speeds up to 10000 RPM.

With a 25° contact angle and heavy preload, it offers excellent stability for high-precision applications. The phenolic cage ensures quiet operation and long service life, even under demanding conditions.

This set includes three matched bearings arranged in a TBT configuration, ideal for applications requiring tight tolerances. Suitable for use in machine tools or spindle assemblies where precision is key.

Weighing 2.58kg, it’s designed for temperatures ranging from -30°C to 110°C. Compliant with PA9A tolerance standards for reliable performance.

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Product Parameters

  • Part Number 71922 ACD/PA9ATBTD
  • 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 60 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 28
  • Contact Angle 25°
  • Tolerance Class PA9A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing No
  • Preload Heavy / Class D
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 28575 lbf
  • Static Radial Load 45900 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 10000 rpm
  • Weight 2.58 kg
Super Precision Angular Contact Ball Bearings 71922 ACD/PA9ATBTD dimension drawing
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Features

Performance Features of 71922 ACD/PA9ATBTD Bearing

71922 ACD/PA9ATBTD Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls provide strong resistance to both dynamic and static radial loads.

The phenolic cage ensures smooth operation at high speeds, up to 10,000 rpm.
With a matched arrangement of three bearings, it offers enhanced stability and precision.

71922 ACD/PA9ATBTD Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its heavy preload class D ensures reliable performance in demanding conditions.

Application

Industrial Uses of 71922 ACD/PA9ATBTD Bearing
71922 ACD/PA9ATBTD Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate alignment under heavy loads. The matched arrangement of three bearings provides stability in demanding industrial environments.

Where Is 71922 ACD/PA9ATBTD Bearing Used?
You’ll often find 71922 ACD/PA9ATBTD Bearing in automotive applications like high-performance gearboxes, where its heavy preload capability enhances durability. The phenolic cage material also helps reduce friction at high speeds.

Perfect Fit for Automation: 71922 ACD/PA9ATBTD Bearing
71922 ACD/PA9ATBTD Bearing works well in robotic arms, offering smooth motion control thanks to its precision engineering. The chrome steel construction ensures long-lasting performance even in continuous operation.

Medical vs Industrial: Where 71922 ACD/PA9ATBTD Bearing Excels
In medical imaging devices, 71922 ACD/PA9ATBTD Bearing provides reliable support for rotating components, while its industrial use includes heavy machinery requiring precise load handling. The open seal type allows for easy lubrication maintenance.

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