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Super Precision Angular Contact Ball Bearings S71913 ACB/P4A

Super Precision Angular Contact Ball Bearings S71913 ACB/P4A

The S71913 ACB/P4A is a super precision angular contact ball bearing with a 65mm bore and 90mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 2239 lbf and operates smoothly at speeds up to 18,000 RPM.

Its sealed design keeps lubrication in and contaminants out, while the phenolic cage offers quiet, long-lasting performance. The 25° contact angle provides excellent stability for angular loads.

This bearing is interchangeable with SKF models and comes in matched sets for precise alignment. Ideal for high-speed applications like machine tool spindles or precision instruments.

Weighing just 0.22kg, it’s lightweight yet robust, with a temperature range of -30°C to 110°C. Compliant with P4 tolerance standards for reliable performance.

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Product Parameters

  • Part Number S71913 ACB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 65 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 13 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 32
  • 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 2239 lbf
  • Static Radial Load 1980 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 18000 rpm
  • Weight 0.22 kg
  • Price（$） 76.941
Super Precision Angular Contact Ball Bearings S71913 ACB/P4A dimension drawing
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Features

Why Choose S71913 ACB/P4A Bearing for Precision Tasks?

S71913 ACB/P4A Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage minimises friction and wear.

With a dynamic radial load capacity of 2239 lbf, S71913 ACB/P4A Bearing handles demanding operational conditions.
The P4 tolerance class guarantees exceptional precision, making it suitable for high-speed applications up to 18,000 rpm.

S71913 ACB/P4A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its sealed design and preload availability enhance performance and reduce maintenance requirements.

Application

Industrial Uses of S71913 ACB/P4A Bearing
S71913 ACB/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction helps maintain lubrication, reducing maintenance needs in demanding environments.

In automotive applications, S71913 ACB/P4A Bearing supports components like wheel hubs and transmissions, offering reliable performance under radial and axial loads. Its phenolic cage provides stability at high speeds, making it suitable for performance vehicles.

For robotics, S71913 ACB/P4A Bearing is ideal for articulated arms and joints, thanks to its low friction and precise movement. The P4 tolerance class ensures consistent performance in automated systems.

Medical imaging devices benefit from S71913 ACB/P4A Bearing’s smooth operation and durability. Its chrome steel construction resists wear, ensuring long service life in critical equipment.

In consumer electronics, S71913 ACB/P4A Bearing can be found in high-end printers and scanners, where quiet and precise motion is essential. The lubricated design minimises noise, enhancing user experience.

Q&A

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