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Super Precision Angular Contact Ball Bearings S71910 ACB/P4A

Super Precision Angular Contact Ball Bearings S71910 ACB/P4A

The S71910 ACB/P4A is a super precision angular contact ball bearing, measuring 50mm by 72mm by 12mm, crafted from high-quality chrome steel. It features a 25° contact angle and comes sealed for added protection.

This bearing handles radial loads up to 1638 lbf and can reach speeds of 22,000 RPM, making it suitable for high-performance applications. Its phenolic cage ensures smooth operation and durability.

With a P4 tolerance class, it offers excellent precision and is interchangeable with SKF bearings. The sealed design keeps lubrication in and contaminants out.

Ideal for use in machine tools or high-speed spindles, this bearing performs reliably in temperatures from -30°C to 110°C. Weighing just 0.14kg, it’s lightweight yet robust for demanding tasks.

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Product Parameters

  • Part Number S71910 ACB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 50 mm
  • Bore Dia Tolerance -0.006mm to 0
  • Outer Dia 72 mm
  • Outer Dia Tolerance -0.007mm to 0
  • Width 12 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 4.762 mm
  • Ball Qty 29
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 1638 lbf
  • Static Radial Load 1350 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 22000 rpm
  • Weight 0.14 kg
  • Price（$） 446.58
Super Precision Angular Contact Ball Bearings S71910 ACB/P4A dimension drawing
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Features

Why Choose S71910 ACB/P4A Bearing for Precision Tasks?

S71910 ACB/P4A Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with precision.
Its P4 tolerance class ensures high accuracy, making it suitable for demanding applications.

The chrome steel rings and balls provide durability, while the phenolic cage reduces friction and noise.
With a maximum speed of 22,000 rpm, it delivers reliable performance in high-speed operations.

Sealed design and preload availability enhance its stability and longevity.
This bearing is lubricated for smooth operation, reducing maintenance needs.

Application

Key Fields for S71910 ACB/P4A Bearing
S71910 ACB/P4A Bearing is widely used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The sealed design keeps contaminants out, making it suitable for demanding industrial environments.

In robotics, S71910 ACB/P4A Bearing provides smooth motion control for articulated arms and joints, thanks to its phenolic cage and P4 tolerance class. Its lightweight construction also helps reduce overall system inertia.

For medical imaging devices, S71910 ACB/P4A Bearing’s low-noise operation and high-speed capability up to 22,000 rpm make it ideal for sensitive applications. The chrome steel balls and rings ensure long-term reliability in critical settings.

Automotive applications like electric power steering systems benefit from S71910 ACB/P4A Bearing’s matched arrangement options, which simplify installation and improve alignment. The lubricated design further enhances performance in continuous-use scenarios.

In aerospace components, S71910 ACB/P4A Bearing’s ability to handle combined loads makes it a trusted choice for actuators and control systems. The temperature range of -30° to 110°C ensures consistent operation in varying conditions.

Q&A

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