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Super Precision Angular Contact Ball Bearings 71922 ACEGC/P4A

Super Precision Angular Contact Ball Bearings 71922 ACEGC/P4A

The 71922 ACEGC/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 a 25° contact angle and moderate preload for balanced performance.

This bearing handles dynamic radial loads up to 8482 lbf and spins smoothly at speeds up to 10,000 RPM. Its phenolic cage ensures durability while keeping friction low.

The open design allows easy lubrication, and it operates reliably in temperatures from -30°C to 110°C. With a P4A tolerance class, it offers exceptional precision.

Ideal for high-speed applications like machine tool spindles or precision instruments. Weighing 0.83kg, it’s part of a matched set of four bearings for versatile mounting options.

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Product Parameters

  • Part Number 71922 ACEGC/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 25°
  • 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 Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 8482 lbf
  • Static Radial Load 7312 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 10000 rpm
  • Weight 0.83 kg
Super Precision Angular Contact Ball Bearings 71922 ACEGC/P4A dimension drawing
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Features

Performance Features of 71922 ACEGC/P4A Bearing

71922 ACEGC/P4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and consistent performance under dynamic radial loads up to 8482 lbf.

The phenolic cage maintains ball alignment, reducing friction and wear during high-speed operation.
With a maximum speed of 10,000 rpm, it balances precision and efficiency in demanding conditions.

The P4A tolerance class guarantees tight dimensional accuracy, making it suitable for precision machinery.
Its universal matching capability allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.

Application

Key Fields for 71922 ACEGC/P4A Bearing
71922 ACEGC/P4A Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The moderate preload helps maintain stability during heavy cutting operations.

In automotive applications, 71922 ACEGC/P4A Bearing supports high-speed components like turbochargers and transmission systems. Its chrome steel construction provides durability under constant angular loads.

For medical imaging devices, 71922 ACEGC/P4A Bearing’s P4A tolerance class guarantees smooth, vibration-free operation. The phenolic cage reduces friction, making it ideal for sensitive equipment.

Automation systems benefit from 71922 ACEGC/P4A Bearing’s ability to handle combined radial and axial loads. Its universal matching feature allows flexible configurations in robotic arms.

In consumer electronics, 71922 ACEGC/P4A Bearing’s compact size and high-speed capability suit precision motors. The lubricated design ensures quiet operation in devices like printers and scanners.

Q&A

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