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Super Precision Angular Contact Ball Bearings 71924 ACE/P4A

Super Precision Angular Contact Ball Bearings 71924 ACE/P4A

The 71924 ACE/P4A is a super precision angular contact ball bearing with a 120mm bore and 165mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 10102 lbf and operates smoothly at speeds up to 15000 RPM.

With a 25° contact angle and phenolic cage, it offers excellent stability and low friction. The open design allows for easy lubrication, ensuring long service life.

This bearing is ideal for high-precision applications like machine tools or spindle assemblies, where accuracy is crucial. Its P4 tolerance class ensures reliable performance in demanding conditions.

Weighing 1.1kg, it’s robust yet manageable for its size. Compatible with SKF bearings, it’s a practical choice for replacements or upgrades. Works well in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number 71924 ACE/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 120 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 165 mm
  • Outer Dia Tolerance -0.01mm to 0
  • Width 22 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 24
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 10102 lbf
  • Static Radial Load 8550 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 15000 rpm
  • Weight 1.1 kg
  • Price（$） 1514.466
Super Precision Angular Contact Ball Bearings 71924 ACE/P4A dimension drawing
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Features

Why Choose 71924 ACE/P4A Bearing for Precision Tasks?

71924 ACE/P4A Bearing features a 25° contact angle, optimising load distribution for high-precision applications.
Its chrome steel construction ensures durability and consistent performance under dynamic radial loads up to 10102 lbf.
The phenolic cage minimises friction, allowing smooth operation at speeds up to 15,000 rpm.
With a P4 tolerance class, it meets stringent precision requirements for demanding industrial uses.

Application

How Does 71924 ACE/P4A Bearing Improve Performance?
71924 ACE/P4A Bearing is commonly used in high-speed machine tools, where its 25° contact angle helps manage both radial and axial loads efficiently. The open design and phenolic cage contribute to reduced friction, enhancing operational smoothness.

In robotics, 71924 ACE/P4A Bearing ensures precise movement in articulated arms, thanks to its P4 tolerance class. Its chrome steel construction also provides durability in repetitive motion applications.

For aerospace components, 71924 ACE/P4A Bearing offers reliable performance in systems like flight control actuators. The lubricated design helps maintain efficiency even under varying temperature conditions.

In medical imaging devices, 71924 ACE/P4A Bearing’s precision reduces vibration, ensuring clear and accurate results. Its lightweight design is an added benefit for portable equipment.

Automotive applications like electric power steering benefit from 71924 ACE/P4A Bearing’s ability to handle angular loads. The high-speed capability makes it suitable for modern vehicle systems.

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