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Super Precision Angular Contact Ball Bearings 71902 CE/P4ADGB
Super Precision Angular Contact Ball Bearings 71902 CE/P4ADGB

Super Precision Angular Contact Ball Bearings 71902 CE/P4ADGB

The 71902 CE/P4ADGB 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 15° contact angle and is designed for high-speed operations, reaching up to 140,000 RPM.

With a dynamic radial load capacity of 1170 lbf, this bearing is built to handle demanding applications. Its phenolic cage ensures smooth performance, while the open design allows for easy lubrication and maintenance.

The bearing comes in a matched set of two, offering universal matching for flexible arrangements like back-to-back or face-to-face. Ideal for precision machinery, spindles, or high-speed tools where accuracy and reliability are key.

Weighing just 0.03kg, it’s lightweight yet robust, suitable for temperatures from -30°C to 110°C. Compliant with P4A tolerance class for exceptional precision.

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Product Parameters

  • Part Number 71902 CE/P4ADGB
  • 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 15°
  • 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 1170 lbf
  • Static Radial Load 619 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 140000 rpm
  • Weight 0.03 kg

Features

Why Choose 71902 CE/P4ADGB Bearing for Precision Tasks?

71902 CE/P4ADGB Bearing features a 15° contact angle, ideal for handling combined radial and axial loads with precision.
Its chrome steel construction ensures durability and smooth operation in high-speed applications.

The phenolic cage maintains ball alignment, reducing friction and extending the bearing’s service life.
With a maximum speed of 140,000 rpm, it excels in demanding, high-performance environments.

Universal matching allows flexible arrangements like back-to-back or face-to-face, enhancing versatility.
The light preload (Class B) ensures consistent performance while minimising operational noise.

Application

Key Fields for 71902 CE/P4ADGB Bearing
71902 CE/P4ADGB Bearing is commonly used in high-speed machine spindles, where its precision angular contact design ensures accurate rotation. The light preload and universal matching make it versatile for various spindle configurations.

In robotics, 71902 CE/P4ADGB Bearing provides smooth motion control in articulated arms, thanks to its phenolic cage reducing friction. Its 15° contact angle handles combined loads effectively in dynamic applications.

For dental handpieces, 71902 CE/P4ADGB Bearing’s P4A tolerance class delivers the quiet operation needed for patient comfort. The chrome steel construction also withstands frequent sterilisation cycles.

Automotive turbochargers benefit from 71902 CE/P4ADGB Bearing’s ability to manage high RPMs without compromising stability. The open design allows for efficient lubrication in demanding engine environments.

In optical equipment like lens positioning systems, 71902 CE/P4ADGB Bearing’s minimal vibration ensures sharp image quality. The matched set arrangement further enhances alignment precision for critical adjustments.

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