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Super Precision Angular Contact Ball Bearings 71900 ACE/P4ADGB

Super Precision Angular Contact Ball Bearings 71900 ACE/P4ADGB

The 71900 ACE/P4ADGB is a super precision angular contact ball bearing with a 10mm bore and 22mm outer diameter, crafted from durable chrome steel. It features a 25° contact angle and is designed for angular loads, handling up to 702 lbf dynamically.

Its open design and phenolic cage ensure smooth operation at speeds up to 165,000 RPM, while the light preload enhances stability. The bearing is lubricated for ready-to-use convenience.

This model is part of a matched set of two, allowing universal mounting in back-to-back, face-to-face, or tandem configurations. Ideal for high-precision applications like machine tool spindles or small motors.

Weighing just 0.018kg, it’s lightweight yet robust, with a temperature range of -30°C to 110°C. Compliant with P4A tolerance standards for exceptional accuracy.

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Product Parameters

  • Part Number 71900 ACE/P4ADGB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 10 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 22 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 12 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 11
  • 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 Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 702 lbf
  • Static Radial Load 338 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 165000 rpm
  • Weight 0.018 kg
Super Precision Angular Contact Ball Bearings 71900 ACE/P4ADGB dimension drawing
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Features

Performance Features of 71900 ACE/P4ADGB Bearing

71900 ACE/P4ADGB Bearing is crafted with a 25° contact angle, ideal for handling combined radial and axial loads.
Its universal matching design allows flexible arrangements like back-to-back or face-to-face configurations.

The chrome steel rings and balls ensure durability, while the phenolic cage reduces friction.
With a dynamic radial load capacity of 702 lbf, it performs reliably under stress.

71900 ACE/P4ADGB Bearing achieves speeds up to 165,000 rpm, making it suitable for high-speed applications.
Its P4A tolerance class guarantees precision and consistent performance.

The lightweight design at 0.018 kg per bearing ensures easy handling without compromising strength.
Pre-lubricated for immediate use, it simplifies installation and maintenance.

Application

Key Fields for 71900 ACE/P4ADGB Bearing
71900 ACE/P4ADGB Bearing is widely used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The light preload and P4A tolerance class make it ideal for applications demanding minimal vibration.

In robotics, 71900 ACE/P4ADGB Bearing supports articulated arms, providing smooth movement and long service life. The universal matching feature allows flexible arrangement in tight spaces, enhancing performance in automated systems.

For dental drills and surgical tools, 71900 ACE/P4ADGB Bearing offers reliable operation due to its chrome steel construction and phenolic cage. Its ability to handle high speeds makes it suitable for medical devices requiring consistent precision.

In aerospace applications, 71900 ACE/P4ADGB Bearing is found in gyroscopes and control systems, where its stability under radial loads is crucial. The open design and lubrication ensure durability in demanding environments.

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