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Super Precision Angular Contact Ball Bearings 71902 CE/P4ADBB
Super Precision Angular Contact Ball Bearings 71902 CE/P4ADBB

Super Precision Angular Contact Ball Bearings 71902 CE/P4ADBB

The 71902 CE/P4ADBB 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 comes in a matched pair for balanced performance.

This bearing handles radial loads up to 1170 lbf and spins smoothly at speeds up to 140,000 RPM. Its phenolic cage ensures quiet operation and long service life, even under light preload conditions.

The open design allows for easy lubrication, making maintenance straightforward. It operates reliably in temperatures ranging from -30°C to 110°C.

Ideal for high-precision applications like machine tool spindles or small electric motors, where accuracy and speed are crucial. Weighing just 0.03kg, it’s lightweight yet robust for its size.

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Product Parameters

  • Part Number 71902 CE/P4ADBB
  • 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 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 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/P4ADBB Bearing for Precision Tasks?

71902 CE/P4ADBB Bearing features a 15° contact angle, ideal for high-precision angular contact applications.
Its matched arrangement of two bearings ensures balanced performance and stability.

The chrome steel rings and balls provide durability, while the phenolic cage reduces friction.
With a maximum speed of 140,000 rpm, it excels in high-speed operations.

71902 CE/P4ADBB Bearing’s light preload design enhances precision without compromising efficiency.
Its P4A tolerance class guarantees consistent performance in demanding conditions.

Application

Key Fields for 71902 CE/P4ADBB Bearing
71902 CE/P4ADBB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The light preload and P4A tolerance class make it suitable for applications demanding minimal vibration.

In robotics, 71902 CE/P4ADBB Bearing supports articulated arms, providing smooth movement and long service life. The matched arrangement of two bearings enhances stability in dynamic operations.

For dental drills and other medical devices, 71902 CE/P4ADBB Bearing offers reliable performance due to its chrome steel construction. The phenolic cage reduces friction, making it ideal for high-speed applications.

Automotive applications like electric power steering systems benefit from 71902 CE/P4ADBB Bearing’s durability. Its metric sizing ensures compatibility with various vehicle designs.

In 3D printers, 71902 CE/P4ADBB Bearing ensures precise linear motion, contributing to consistent print quality. The open seal design allows for easy lubrication maintenance.

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