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Super Precision Angular Contact Ball Bearings 71919 ACD/P4A

Super Precision Angular Contact Ball Bearings 71919 ACD/P4A

The 71919 ACD/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 10395 lbf and operates smoothly at speeds up to 13000 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 drives, where accuracy is crucial. Its P4 tolerance class ensures reliable performance in demanding conditions.

Weighing 0.58kg, it’s a robust yet lightweight option for industrial use. Compatible with SKF bearings, it’s a practical choice for replacements or upgrades.

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Product Parameters

  • Part Number 71919 ACD/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 28
  • 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 10395 lbf
  • Static Radial Load 11700 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 13000 rpm
  • Weight 0.58 kg
  • Price（$） 112.167
Super Precision Angular Contact Ball Bearings 71919 ACD/P4A dimension drawing
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Features

Performance Features of 71919 ACD/P4A Bearing

71919 ACD/P4A Bearing features a 25° contact angle, optimised for handling combined radial and axial loads.
Its chrome steel construction ensures durability and resistance to wear in high-speed applications.

With a dynamic radial load capacity of 10395 lbf, it delivers reliable performance under demanding conditions.
The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.

71919 ACD/P4A Bearing operates efficiently at speeds up to 13,000 rpm, suitable for precision machinery.
Its P4 tolerance class guarantees high accuracy, making it ideal for applications requiring tight tolerances.

The open design allows for easy lubrication, ensuring consistent performance over extended periods.
Weighing just 0.58 kg, it offers a balance of strength and lightweight construction.

Application

Key Fields for 71919 ACD/P4A Bearing
71919 ACD/P4A Bearing is widely used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The phenolic cage reduces friction, making it suitable for high-speed operations.

In robotics, 71919 ACD/P4A Bearing provides smooth motion control for articulated arms and joints. Its P4 tolerance class guarantees consistent performance in repetitive tasks.

For aerospace applications, 71919 ACD/P4A Bearing’s chrome steel construction withstands extreme conditions while maintaining precision. The open design allows for custom lubrication to suit specific operational needs.

Automotive testing equipment benefits from 71919 ACD/P4A Bearing’s ability to handle dynamic loads. Its metric sizing ensures compatibility with European and Asian machinery standards.

Medical imaging systems rely on 71919 ACD/P4A Bearing for its quiet operation and reliability. The high ball count distributes loads evenly, reducing wear over time.

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