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Super Precision Angular Contact Ball Bearings S71919 ACE/P4A

Super Precision Angular Contact Ball Bearings S71919 ACE/P4A

The S71919 ACE/P4A is a super precision angular contact ball bearing with a 95mm bore and 130mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 6548 lbf and operates smoothly at speeds up to 12,300 RPM.

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

This bearing is ideal for high-precision applications like machine tool spindles or high-speed motors. It meets P4 tolerance standards for exceptional accuracy.

Weighing 0.57kg, it’s a robust choice for demanding environments. Compatible with SKF bearings, it offers a reliable replacement option. Works in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number S71919 ACE/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 95 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 130 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 25
  • 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 6548 lbf
  • Static Radial Load 5400 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 12300 rpm
  • Weight 0.57 kg
  • Price（$） 137.124
Super Precision Angular Contact Ball Bearings S71919 ACE/P4A dimension drawing
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Features

Why Choose S71919 ACE/P4A Bearing for Precision Tasks?

S71919 ACE/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 reduces friction for smoother operation.

With a dynamic radial load capacity of 6548 lbf, it handles demanding tasks reliably.
The P4 tolerance class (ABEC-7) guarantees exceptional precision, ideal for high-speed applications up to 12,300 rpm.

Pre-lubricated and sealed, S71919 ACE/P4A Bearing requires minimal maintenance.
Its matched arrangement and preload options enhance performance in complex setups.

Application

Key Fields for S71919 ACE/P4A Bearing
S71919 ACE/P4A Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction keeps contaminants out, making it ideal for demanding workshop environments.

In robotics, S71919 ACE/P4A Bearing provides smooth motion control for articulated arms, thanks to its phenolic cage reducing friction. Its 25° contact angle also helps manage combined loads efficiently.

For aerospace applications, S71919 ACE/P4A Bearing’s P4 tolerance class meets strict requirements for navigation systems. The chrome steel construction handles both radial and axial stresses during flight operations.

Automotive testing equipment benefits from S71919 ACE/P4A Bearing’s lubricated design, ensuring consistent performance under repeated stress cycles. The matched arrangement option further simplifies installation in complex drivetrain setups.

Medical imaging devices rely on S71919 ACE/P4A Bearing for quiet, vibration-free operation during scans. The temperature stability range makes it suitable for equipment used in various clinical environments.

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