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Super Precision Angular Contact Ball Bearings 71922 ACD/HCP4ATBTB

Super Precision Angular Contact Ball Bearings 71922 ACD/HCP4ATBTB

The 71922 ACD/HCP4ATBTB is a super precision angular contact ball bearing with a 110mm bore and 150mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 28575 lbf and reaches speeds of 16000 RPM, making it suitable for high-performance applications.

Its 25° contact angle and matched set of three bearings (arranged TBT) provide excellent stability under light preload. The phenolic cage ensures smooth operation and reduces friction, even at high speeds.

This bearing operates in temperatures from -30°C to 110°C and comes pre-lubricated for immediate use. Ideal for precision machinery like CNC spindles or high-speed robotics, where accuracy and reliability are key.

Weighing 2.18kg, it’s robust yet designed for precision. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 71922 ACD/HCP4ATBTB
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 28575 lbf
  • Static Radial Load 45900 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 2.18 kg
Super Precision Angular Contact Ball Bearings 71922 ACD/HCP4ATBTB dimension drawing
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Features

Performance Features of 71922 ACD/HCP4ATBTB Bearing

71922 ACD/HCP4ATBTB Bearing is designed with a 25° contact angle, ideal for handling combined radial and axial loads.
Its chrome steel rings and ceramic balls enhance durability while reducing friction for smoother operation.

The phenolic cage maintains ball alignment, ensuring consistent performance even at high speeds up to 16,000 rpm.
With a dynamic radial load capacity of 28,575 lbf, it excels in demanding precision applications.

Three matched bearings in a TBT arrangement provide stability and balanced load distribution.
The light preload (Class B) minimises vibration, making it suitable for high-precision machinery.

Operating between -30°C to 110°C, 71922 ACD/HCP4ATBTB Bearing performs reliably in varied temperature conditions.
Its open design allows for easy lubrication, extending service life with minimal maintenance.

Application

Key Fields for 71922 ACD/HCP4ATBTB Bearing
71922 ACD/HCP4ATBTB Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.

In aerospace systems, 71922 ACD/HCP4ATBTB Bearing supports components like turbine shafts, thanks to its lightweight phenolic cage and high-speed capability. The P4A tolerance class guarantees reliability in critical flight conditions.

For robotics, 71922 ACD/HCP4ATBTB Bearing’s matched set arrangement provides stability in articulated arms, ensuring precise movement. Its open seal type allows for easy lubrication, extending service life in automated environments.

Medical imaging devices benefit from 71922 ACD/HCP4ATBTB Bearing’s low heat generation, crucial for maintaining accuracy in scanners. The chrome steel rings offer durability, even in continuous use.

In electric vehicle motors, 71922 ACD/HCP4ATBTB Bearing handles radial and axial loads efficiently, contributing to longer battery life. The metric sizing ensures compatibility with global automotive standards.

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