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Super Precision Angular Contact Ball Bearings 71922 FEGA/P4A

Super Precision Angular Contact Ball Bearings 71922 FEGA/P4A

The 71922 FEGA/P4A is a super precision angular contact ball bearing with a 110mm bore and 150mm outer diameter, crafted from high-quality chrome steel. It features an 18° contact angle and is designed for angular contact loads, handling up to 8932 lbf dynamically.

Its open design and phenolic cage ensure smooth operation at speeds up to 16,250 RPM, while the extra light preload enhances precision. The bearing operates efficiently in temperatures from -30°C to 110°C.

This model is interchangeable with SKF bearings and comes in a matched set of four, suitable for universal matching configurations like back-to-back or face-to-face. Ideal for high-precision applications such as machine tools or spindle assemblies.

Weighing 0.83kg, it balances durability with performance, meeting P4A tolerance standards for reliable use.

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Product Parameters

  • Part Number 71922 FEGA/P4A
  • 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 20 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 26
  • Contact Angle 18°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 8932 lbf
  • Static Radial Load 7650 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16250 rpm
  • Weight 0.83 kg
Super Precision Angular Contact Ball Bearings 71922 FEGA/P4A dimension drawing
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Features

Performance Features of 71922 FEGA/P4A Bearing

71922 FEGA/P4A Bearing is crafted with chrome steel rings and balls, offering excellent resistance to angular contact loads.
Its dynamic radial load capacity reaches 8932 lbf, ensuring steady performance in high-precision applications.

The phenolic cage maintains ball alignment, reducing friction and enhancing durability.
With a maximum speed of 16,250 rpm, it delivers both precision and efficiency.

71922 FEGA/P4A Bearing operates smoothly in temperatures ranging from -30°C to 110°C.
Its extra light preload design ensures minimal friction and optimal performance.

The open seal type allows for easy lubrication, reducing maintenance requirements.
Its universal matching capability makes it versatile for various mounting configurations.

Application

Industrial Uses of 71922 FEGA/P4A Bearing
71922 FEGA/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The extra light preload makes it suitable for applications requiring minimal friction and high-speed operation.

In automotive systems, 71922 FEGA/P4A Bearing supports components like electric motors and gearboxes, where its chrome steel construction provides durability. The P4A tolerance class ensures consistent performance under demanding conditions.

For automation and robotics, 71922 FEGA/P4A Bearing’s phenolic cage offers stability in mechanical arms and 3D printers. Its open design allows for easy lubrication, extending service life in continuous operation.

Medical equipment benefits from 71922 FEGA/P4A Bearing’s precision, particularly in imaging devices and surgical robots. The 18° contact angle helps maintain smooth movement under radial and axial loads.

In consumer electronics, 71922 FEGA/P4A Bearing can be found in high-performance fans and printers. Its lightweight design and high-speed capability make it a reliable choice for compact devices.

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