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Super Precision Angular Contact Ball Bearings 71819 ACD/P4

Super Precision Angular Contact Ball Bearings 71819 ACD/P4

The 71819 ACD/P4 is a super precision angular contact ball bearing with a 95mm bore and 120mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and handles both radial and angular loads efficiently.

With a dynamic radial load capacity of 4680 lbf and a maximum speed of 14,000 RPM, it performs smoothly in demanding conditions. The phenolic cage ensures durability and reduces friction during high-speed operations.

Its open design allows for easy lubrication, while the P4 tolerance class guarantees precise performance. Ideal for applications like machine tools or precision instruments where accuracy is crucial.

Weighing just 0.29kg, it’s lightweight yet robust, suitable for temperatures ranging from -30°C to 110°C. This model is interchangeable with SKF bearings, offering a reliable replacement option.

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Product Parameters

  • Part Number 71819 ACD/P4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 95 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 120 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 13 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.144 mm
  • Ball Qty 32
  • 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 4680 lbf
  • Static Radial Load 5738 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 14000 rpm
  • Weight 0.29 kg
  • Price（$） 1154.187
Super Precision Angular Contact Ball Bearings 71819 ACD/P4 dimension drawing
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Features

Why Choose 71819 ACD/P4 Bearing for Precision Tasks?

71819 ACD/P4 Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with high precision.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.

With a dynamic radial load capacity of 4680 lbf, it performs reliably in demanding applications.
The P4 tolerance class guarantees exceptional accuracy, making it suitable for high-speed operations up to 14,000 rpm.

Its open design allows for easy lubrication, maintaining smooth performance over time.
The bearing operates efficiently within a temperature range of -30° to 110°C, ensuring versatility in various environments.

Application

Industrial Uses of 71819 ACD/P4 Bearing
The 71819 ACD/P4 Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate radial and axial load handling. Its P4 tolerance class makes it suitable for applications demanding tight rotational accuracy.

In automotive systems, 71819 ACD/P4 Bearing can be found in gearboxes and wheel hubs, providing smooth operation under combined loads. The phenolic cage material helps reduce friction, enhancing efficiency in high-speed scenarios.

For robotics, 71819 ACD/P4 Bearing offers reliable performance in articulated arms and joints, thanks to its balanced load distribution. The open design allows for easy lubrication, extending service life in continuous operation.

Medical imaging equipment often relies on 71819 ACD/P4 Bearing for its quiet and vibration-free rotation. The chrome steel construction ensures durability in sterile environments where maintenance access is limited.

In aerospace applications, 71819 ACD/P4 Bearing supports components like actuators and control systems. Its lightweight design and high-speed capability make it a practical choice for demanding flight conditions.

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