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Super Precision Angular Contact Ball Bearings 71922 CD/P4AQBCB

Super Precision Angular Contact Ball Bearings 71922 CD/P4AQBCB

The 71922 CD/P4AQBCB is a super precision angular contact ball bearing with a 110mm bore and 150mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 37125 lbf and spins smoothly at speeds up to 16250 RPM.

Its 15° contact angle and light preload (Class B) ensure stable performance in high-speed applications. The phenolic cage offers quiet operation and long service life.

This set includes four matched bearings (QBC arrangement) for balanced load distribution. Ideal for machine tools or spindles where precision and speed are key.

Weighing 3.44kg, it operates in temperatures from -30°C to 110°C. Compliant with P4A tolerance standards for reliable accuracy.

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Product Parameters

  • Part Number 71922 CD/P4AQBCB
  • 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 80 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 28
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 4 bearings <<>> QBC
  • Number Of Bearings In Matched Set 4
  • 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 37125 lbf
  • Static Radial Load 65250 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16250 rpm
  • Weight 3.44 kg
Super Precision Angular Contact Ball Bearings 71922 CD/P4AQBCB dimension drawing
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Features

Performance Features of 71922 CD/P4AQBCB Bearing

71922 CD/P4AQBCB Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls provide strong resistance to radial and thrust loads.

The phenolic cage ensures smooth operation at high speeds, up to 16,250 rpm.
With a dynamic radial load capacity of 37,125 lbf, it delivers reliable performance in precision tasks.

71922 CD/P4AQBCB Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its matched arrangement of four bearings ensures consistent performance in demanding setups.

The light preload design reduces friction, enhancing both speed and longevity.
This makes 71922 CD/P4AQBCB Bearing a practical choice for high-precision machinery.

Application

Ideal for Precision: 71922 CD/P4AQBCB Bearing
71922 CD/P4AQBCB Bearing is commonly used in high-precision machine tools, where its 15° contact angle ensures accurate radial and axial load handling. The matched set of four bearings provides stability in demanding applications like CNC spindles.

In aerospace components, 71922 CD/P4AQBCB Bearing supports systems requiring tight tolerances, such as helicopter rotor assemblies. Its phenolic cage reduces friction, making it suitable for high-speed operations.

For automation equipment, 71922 CD/P4AQBCB Bearing’s light preload enhances performance in robotic arms and precision actuators. The chrome steel construction ensures durability even in continuous operation.

Medical imaging devices benefit from 71922 CD/P4AQBCB Bearing’s smooth rotation and low vibration. The P4A tolerance class guarantees consistent performance in sensitive diagnostic equipment.

In electric motors, 71922 CD/P4AQBCB Bearing handles angular loads efficiently, contributing to quieter and more reliable operation. Its lubricated design reduces maintenance needs in long-running applications.

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