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Super Precision Angular Contact Ball Bearings 71902 ACE/P4ADGC

Super Precision Angular Contact Ball Bearings 71902 ACE/P4ADGC

The 71902 ACE/P4ADGC is a super precision angular contact ball bearing with a compact size of 15mm by 28mm by 14mm, crafted from durable chrome steel. It features a 25° contact angle and is lubricated for smooth operation.

This bearing handles radial loads up to 1112 lbf and spins at speeds up to 95,000 RPM, making it suitable for high-performance applications. Its phenolic cage ensures stability and reduces friction.

Designed for universal matching, it can be arranged back-to-back, face-to-face, or tandem. The open seal type allows for easy maintenance and re-lubrication.

Ideal for precision machinery like spindles or CNC equipment, it operates efficiently in temperatures from -30°C to 110°C. Weighing just 0.03kg, it’s lightweight yet robust for its size.

Compatible with SKF bearings, it offers a reliable replacement option. Its P4A tolerance class ensures high accuracy for demanding applications.

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Product Parameters

  • Part Number 71902 ACE/P4ADGC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 15 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 28 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 14 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.969 mm
  • Ball Qty 12
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • 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 1112 lbf
  • Static Radial Load 585 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 95000 rpm
  • Weight 0.03 kg
Super Precision Angular Contact Ball Bearings 71902 ACE/P4ADGC dimension drawing
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Features

Why Choose 71902 ACE/P4ADGC Bearing for Precision Tasks?

71902 ACE/P4ADGC Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with precision.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 1112 lbf, it performs reliably in high-speed applications up to 95,000 rpm.
The universal matching design allows flexible arrangements like back-to-back or face-to-face configurations.

Moderate preload (Class C) enhances stability, making it suitable for demanding precision tasks.
Its P4A tolerance class guarantees consistent performance in critical applications.

Application

Common Applications of 71902 ACE/P4ADGC Bearing
In machine tools, 71902 ACE/P4ADGC Bearing excels with its 25° contact angle, providing stability for high-speed spindles. The phenolic cage reduces friction, making it ideal for precision machining operations.

Where Is 71902 ACE/P4ADGC Bearing Used?
You’ll often find 71902 ACE/P4ADGC Bearing in robotics, where its moderate preload ensures accurate movement in articulated arms. Its universal matching design allows flexible installation in tight spaces.

Optimized for Performance: 71902 ACE/P4ADGC Bearing
For small electric motors, 71902 ACE/P4ADGC Bearing handles radial and axial loads smoothly. The chrome steel construction ensures durability even at speeds up to 95,000 rpm.

Automotive vs Aerospace: Applications of 71902 ACE/P4ADGC Bearing
In automotive systems, 71902 ACE/P4ADGC Bearing supports gearbox components with reliable angular contact performance. Aerospace applications benefit from its lightweight design and P4A tolerance class for precision instrumentation.

Perfect Fit for Automation: 71902 ACE/P4ADGC Bearing
71902 ACE/P4ADGC Bearing works well in 3D printers, where its low friction and high-speed capability ensure smooth print head movement. The matched set design simplifies assembly in compact mechanisms.

Q&A

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