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Super Precision Angular Contact Ball Bearings 71901 CE/P4ADBA

Super Precision Angular Contact Ball Bearings 71901 CE/P4ADBA

The 71901 CE/P4ADBA is a super precision angular contact ball bearing, measuring 12mm by 24mm by 12mm, crafted from durable chrome steel. It features a 15° contact angle and comes in a matched pair for balanced performance.

With a dynamic radial load capacity of 776 lbf, it spins smoothly at speeds up to 165,000 RPM. The phenolic cage ensures quiet operation, while the open design allows easy lubrication.

Its extra-light preload (Class A) ensures minimal friction, making it ideal for high-precision applications. The bearing works reliably in temperatures from -30°C to 110°C.

This model is interchangeable with SKF bearings, offering a practical replacement option. Perfect for machine tools or spindle drives where accuracy and speed are key. Weighing just 0.02kg, it’s lightweight yet robust.

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Product Parameters

  • Part Number 71901 CE/P4ADBA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 12 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 24 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 12 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 12
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 776 lbf
  • Static Radial Load 396 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 165000 rpm
  • Weight 0.02 kg
Super Precision Angular Contact Ball Bearings 71901 CE/P4ADBA dimension drawing
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Features

Performance Features of 71901 CE/P4ADBA Bearing

71901 CE/P4ADBA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

The bearing’s extra light preload (Class A) enhances precision, making it suitable for high-speed applications.
With a maximum speed of 165,000 rpm, it delivers reliable performance in demanding conditions.

71901 CE/P4ADBA Bearing’s matched arrangement (2 bearings DB) improves stability under radial loads.
Its dynamic radial load capacity of 776 lbf ensures long-lasting performance in precision machinery.

The open seal design allows for easy lubrication, maintaining optimal performance over time.
Operating within a temperature range of -30°C to 110°C, it adapts well to various environments.

Application

Key Fields for 71901 CE/P4ADBA Bearing
In machine tools, 71901 CE/P4ADBA Bearing excels with its super precision design, handling high-speed spindle rotations smoothly. The 15° contact angle ensures stable performance under angular loads.

Where Is 71901 CE/P4ADBA Bearing Used?
You’ll often spot 71901 CE/P4ADBA Bearing in robotics, where its matched arrangement reduces vibration for precise movements. The phenolic cage offers quiet operation, ideal for sensitive environments.

Optimized for Performance: 71901 CE/P4ADBA Bearing
This bearing shines in dental drills, where its extra-light preload minimises friction during high-speed operation. Chrome steel construction ensures durability in demanding medical applications.

Automotive vs Aerospace: Applications of 71901 CE/P4ADBA Bearing
In automotive transmissions, 71901 CE/P4ADBA Bearing handles radial and axial loads efficiently. For aerospace instruments, its P4A tolerance guarantees accuracy in critical navigation systems.

Practical Applications of 71901 CE/P4ADBA Bearing
3D printers benefit from 71901 CE/P4ADBA Bearing’s low-friction performance in linear motion systems. The compact 12mm bore fits neatly into space-constrained printer designs.

Q&A

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