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Super Precision Angular Contact Ball Bearings 71801 ACD/P4DBB

Super Precision Angular Contact Ball Bearings 71801 ACD/P4DBB

The 71801 ACD/P4DBB is a super precision angular contact ball bearing with a compact size of 12mm by 21mm by 10mm, crafted from durable chrome steel. It features a 25° contact angle and comes in a matched pair for balanced performance.

This bearing handles radial loads up to 718 lbf and spins smoothly at speeds up to 100,000 RPM. Its phenolic cage ensures quiet operation and long service life, even in demanding conditions.

The open design allows for easy lubrication, while the light preload ensures precise movement. Ideal for high-speed applications like machine tool spindles or precision instruments.

Weighing just 0.012kg, it’s lightweight yet robust. Compliant with P4 tolerance standards, it’s a reliable choice for applications requiring exacting precision.

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Product Parameters

  • Part Number 71801 ACD/P4DBB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 12 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 21 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 10 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 2.381 mm
  • Ball Qty 14
  • Contact Angle 25°
  • Tolerance Class P4
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • 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 718 lbf
  • Static Radial Load 504 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 100000 rpm
  • Weight 0.012 kg
Super Precision Angular Contact Ball Bearings 71801 ACD/P4DBB dimension drawing
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Features

Why Choose 71801 ACD/P4DBB Bearing for Precision Tasks?

71801 ACD/P4DBB Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with high precision.
Its chrome steel rings and balls ensure durability, while the phenolic cage minimises friction for smoother operation.

With a dynamic radial load capacity of 718 lbf, it performs reliably in demanding applications.
The P4 tolerance class guarantees exceptional accuracy, making it suitable for high-precision machinery.

Designed for high-speed operation, it supports speeds up to 100,000 rpm.
The matched arrangement of two bearings ensures balanced performance and extended service life.

Application

Practical Applications of 71801 ACD/P4DBB Bearing
71801 ACD/P4DBB Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings provides stability in demanding industrial environments.

In robotics, 71801 ACD/P4DBB Bearing supports articulated arms, offering smooth movement and low friction. Its phenolic cage helps reduce vibration, making it ideal for automated assembly lines.

For medical imaging devices, 71801 ACD/P4DBB Bearing’s chrome steel construction ensures reliable performance in sensitive equipment. The P4 tolerance class guarantees the precision needed for diagnostic accuracy.

Where Is 71801 ACD/P4DBB Bearing Used?
You’ll find 71801 ACD/P4DBB Bearing in precision instruments like optical scanners, where its light preload enhances responsiveness. The open seal design allows for easy lubrication in high-speed applications.

In aerospace components, 71801 ACD/P4DBB Bearing handles radial and axial loads efficiently. Its temperature range makes it suitable for both ground and flight conditions.

Built for Versatility: 71801 ACD/P4DBB Bearing
71801 ACD/P4DBB Bearing works well in 3D printers, ensuring precise layer alignment. The 25° contact angle balances load capacity and speed for consistent print quality.

For small electric motors, 71801 ACD/P4DBB Bearing’s compact size and high-speed capability make it a reliable choice. The lubricated design extends service life in continuous operation.

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