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Super Precision Angular Contact Ball Bearings 71922 ACD/P4A

Super Precision Angular Contact Ball Bearings 71922 ACD/P4A

The 71922 ACD/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 is designed for angular contact loads, handling up to 13162 lbf dynamically.

Its open design and phenolic cage ensure smooth operation at speeds up to 12000 RPM, while the P4 tolerance class guarantees exceptional accuracy. The bearing comes pre-lubricated for immediate use and performs reliably between -30°C and 110°C.

This model is interchangeable with SKF bearings, making it a versatile choice for precision applications. Ideal for high-speed machinery like spindles or CNC equipment where accuracy and durability are key.

Weighing 0.86kg, it’s robust yet manageable for its size. The phenolic cage reduces friction, enhancing its lifespan in demanding conditions.

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Product Parameters

  • Part Number 71922 ACD/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 110 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 20 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 28
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 13162 lbf
  • Static Radial Load 15300 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 12000 rpm
  • Weight 0.86 kg
  • Price（$） 48.6
Super Precision Angular Contact Ball Bearings 71922 ACD/P4A dimension drawing
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Features

Performance Features of 71922 ACD/P4A Bearing

71922 ACD/P4A Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 13162 lbf, it handles demanding conditions reliably.
The P4 tolerance class guarantees high precision, making it suitable for critical machinery.

Operating at speeds up to 12,000 rpm, it maintains performance without compromising accuracy.
Its open design allows for easy lubrication, extending service life in various environments.

The 71922 ACD/P4A Bearing works efficiently within a temperature range of -30° to 110°C.
Its robust construction ensures stability, even under heavy radial loads.

Application

Industrial Uses of 71922 ACD/P4A Bearing
71922 ACD/P4A Bearing is commonly used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The open design and phenolic cage make it suitable for high-speed operations up to 12,000 rpm.

In automotive applications, 71922 ACD/P4A Bearing supports components like wheel hubs and transmissions, offering reliable performance under demanding conditions. Its P4 tolerance class ensures minimal vibration and noise, ideal for premium vehicles.

For automation systems, 71922 ACD/P4A Bearing excels in robotic arms and CNC machines, where precision and durability are key. The chrome steel construction and lubricated design enhance its lifespan in continuous operation.

Medical imaging devices benefit from 71922 ACD/P4A Bearing’s smooth rotation and low friction, crucial for accurate diagnostics. The wide temperature range (-30° to 110°C) ensures stability in various clinical environments.

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