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Super Precision Angular Contact Ball Bearings 71922 ACD/P4ATBTB

Super Precision Angular Contact Ball Bearings 71922 ACD/P4ATBTB

The 71922 ACD/P4ATBTB is a super precision angular contact ball bearing with a 110mm bore and 150mm outer diameter, crafted from high-grade chrome steel. It handles radial loads up to 28575 lbf and operates smoothly at speeds up to 10000 RPM.

Its 25° contact angle and matched set of three bearings (arranged > TBT) provide excellent stability for combined loads. The phenolic cage ensures quiet operation and durability.

Designed for light preload (Class B), this bearing is ideal for high-precision applications like machine tool spindles or robotics. It works in temperatures from -30°C to 110°C.

Weighing 2.58kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacements.

The open design allows for straightforward lubrication, while the 28 balls (12.7mm each) ensure smooth rotation. Perfect for demanding industrial or aerospace applications.

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Product Parameters

  • Part Number 71922 ACD/P4ATBTB
  • 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 P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • 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 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/P4ATBTB dimension drawing
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Features

Performance Features of 71922 ACD/P4ATBTB Bearing

71922 ACD/P4ATBTB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls provide strength, supporting dynamic radial loads up to 28,575 lbf.

The phenolic cage ensures smooth operation, reducing friction at high speeds of up to 10,000 rpm.
With a precision tolerance class of P4A, it delivers reliable performance in demanding conditions.

71922 ACD/P4ATBTB Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its matched arrangement of three bearings enhances stability, making it suitable for high-precision tasks.

Application

Industrial Uses of 71922 ACD/P4ATBTB Bearing
71922 ACD/P4ATBTB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of three bearings provides stability in demanding industrial environments.

In robotics, 71922 ACD/P4ATBTB Bearing supports articulated arms, offering smooth movement under varying loads. Its phenolic cage reduces friction, making it suitable for repetitive tasks.

For aerospace applications, 71922 ACD/P4ATBTB Bearing handles radial and axial loads in aircraft components. The P4A tolerance class guarantees consistent performance in critical flight systems.

Medical imaging devices benefit from 71922 ACD/P4ATBTB Bearing’s precision, ensuring reliable operation in MRI machines. The chrome steel construction maintains durability in sterile environments.

Automotive testing equipment relies on 71922 ACD/P4ATBTB Bearing for accurate measurements. Its light preload reduces vibration, enhancing data collection during performance tests.

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