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Super Precision Angular Contact Ball Bearings 71910 FE/P4ADBA

Super Precision Angular Contact Ball Bearings 71910 FE/P4ADBA

The 71910 FE/P4ADBA is a super precision angular contact ball bearing, measuring 50mm by 72mm by 24mm, crafted from durable chrome steel. It handles radial loads up to 4680 lbf and operates smoothly at high speeds up to 46,000 RPM.

With an 18° contact angle and extra light preload, it offers excellent accuracy for demanding applications. The open design and phenolic cage ensure reliable performance in temperatures from -30°C to 110°C.

This matched set of two bearings (DB arrangement) is ideal for precision machinery like spindles or CNC tools. Interchangeable with SKF bearings, it provides a convenient replacement option.

Weighing just 0.26kg, it’s lightweight yet robust, making it suitable for high-speed, high-precision environments.

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Product Parameters

  • Part Number 71910 FE/P4ADBA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 50 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 72 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.144 mm
  • Ball Qty 21
  • Contact Angle 18°
  • 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 4680 lbf
  • Static Radial Load 3825 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.26 kg
Super Precision Angular Contact Ball Bearings 71910 FE/P4ADBA dimension drawing
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Features

Why Choose 71910 FE/P4ADBA Bearing for Precision Tasks?

71910 FE/P4ADBA Bearing features a precise 18° contact angle, ensuring accurate load distribution for high-precision applications.
The chrome steel rings and balls enhance durability, while the phenolic cage reduces friction and noise.

With a dynamic radial load capacity of 4680 lbf, it handles demanding operations smoothly.
Its extra light preload (Class A) ensures minimal vibration, ideal for sensitive machinery.

The matched arrangement of two bearings (DB) provides stability and balanced performance.
Operating at speeds up to 46,000 rpm, it delivers efficiency without compromising precision.

Its open design allows easy lubrication, maintaining optimal performance in temperatures from -30°C to 110°C.
The P4A tolerance class guarantees consistent accuracy for critical applications.

Application

Industrial Uses of 71910 FE/P4ADBA Bearing
71910 FE/P4ADBA Bearing is commonly used in high-precision machine tools, where its 18° contact angle ensures accurate radial and axial load handling. The matched arrangement of two bearings provides stability in demanding industrial environments.

In robotics, 71910 FE/P4ADBA Bearing supports articulated arms and joints, thanks to its extra-light preload and smooth operation. The phenolic cage reduces friction, making it ideal for repetitive movements.

For aerospace applications, 71910 FE/P4ADBA Bearing’s P4A tolerance class guarantees reliability in navigation systems and flight controls. Its chrome steel construction withstands varying temperatures and high-speed rotations.

Automotive enthusiasts appreciate 71910 FE/P4ADBA Bearing in performance gearboxes, where its low friction and high-speed capability enhance shifting precision. The metric sizing ensures compatibility with European and Asian models.

In medical imaging devices, 71910 FE/P4ADBA Bearing’s precision and durability contribute to consistent scanner performance. The open design allows for easy lubrication, extending service life in critical healthcare settings.

Q&A

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