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Super Precision Angular Contact Ball Bearings 71822 ACD/P4

Super Precision Angular Contact Ball Bearings 71822 ACD/P4

The 71822 ACD/P4 is a super precision angular contact ball bearing with a 110mm bore and 140mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and is designed for angular contact loads, offering smooth operation up to 12,000 RPM.

With a dynamic radial load capacity of 6795 lbf and a static radial load of 8550 lbf, this bearing is built for demanding applications. Its open design and phenolic cage ensure durability and easy maintenance, even in temperatures ranging from -30°C to 110°C.

The P4 tolerance class (ABEC-7) guarantees exceptional precision, making it ideal for high-performance machinery like spindles or CNC equipment. Weighing 0.51kg, it balances strength and lightweight design.

This model is interchangeable with SKF bearings, providing a reliable option for replacements or upgrades in precision engineering setups.

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Product Parameters

  • Part Number 71822 ACD/P4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 110 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 140 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 16 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 8.731 mm
  • Ball Qty 32
  • 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 6795 lbf
  • Static Radial Load 8550 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 12000 rpm
  • Weight 0.51 kg
  • Price（$） 1451.232
Super Precision Angular Contact Ball Bearings 71822 ACD/P4 dimension drawing
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Features

Performance Features of 71822 ACD/P4 Bearing

71822 ACD/P4 Bearing is crafted with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls enhance durability, while the phenolic cage ensures smooth operation at high speeds.

With a dynamic radial load capacity of 6795 lbf, it handles demanding conditions reliably.
The P4 tolerance class guarantees precision, making it suitable for high-accuracy machinery.

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

Application

Essential Roles of 71822 ACD/P4 Bearing
71822 ACD/P4 Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The P4 tolerance class makes it suitable for applications demanding minimal runout.

In automotive systems, 71822 ACD/P4 Bearing supports components like wheel hubs and transmissions, handling both radial and axial loads efficiently. Its phenolic cage offers quiet operation, ideal for electric vehicles.

For medical imaging devices, 71822 ACD/P4 Bearing’s chrome steel construction provides durability and smooth performance. The lubricated design reduces friction, ensuring consistent operation in sensitive equipment.

Automation systems benefit from 71822 ACD/P4 Bearing’s ability to handle high speeds, making it a reliable choice for robotic arms. The open seal type allows for easy maintenance in industrial settings.

In consumer electronics, 71822 ACD/P4 Bearing is found in precision devices like 3D printers, where its stability enhances print quality. The metric sizing ensures compatibility with various international standards.

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