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Super Precision Angular Contact Ball Bearings 7219 ACD/P4A

Super Precision Angular Contact Ball Bearings 7219 ACD/P4A

The 7219 ACD/P4A is a super precision angular contact ball bearing with a 95mm bore and 170mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 29925 lbf and operates smoothly at speeds up to 12000 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-lasting performance in temperatures from -30°C to 110°C.

This bearing is ideal for high-precision applications like machine tools or spindle drives, where accuracy and reliability are crucial. Its P4 tolerance class ensures top-tier performance for demanding industrial use.

Weighing 2.7kg, it’s a robust choice for heavy-duty machinery. Compatible with SKF bearings, it simplifies replacements and maintenance.

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Product Parameters

  • Part Number 7219 ACD/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 95 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 170 mm
  • Outer Dia Tolerance -0.01mm to 0
  • Width 32 mm
  • Width Tolerance -0.24mm to 0
  • Ball Dia 23.812 mm
  • Ball Qty 15
  • 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 29925 lbf
  • Static Radial Load 25650 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 12000 rpm
  • Weight 2.7 kg
  • Price（$） 1224.522
Super Precision Angular Contact Ball Bearings 7219 ACD/P4A dimension drawing
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Features

Why Choose 7219 ACD/P4A Bearing for Precision Tasks?

7219 ACD/P4A Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and balls ensure durability and consistent performance under radial loads.

With a dynamic radial load capacity of 29,925 lbf, it handles demanding operations with ease.
The phenolic cage maintains ball alignment, reducing friction and enhancing efficiency.

Operating at speeds up to 12,000 rpm, it balances speed and precision effortlessly.
Its P4 tolerance class guarantees exceptional accuracy for critical tasks.

The open design allows for easy lubrication, ensuring smooth operation over time.
Ideal for applications requiring both high-speed performance and precise load handling.

Application

Industrial Uses of 7219 ACD/P4A Bearing
The 7219 ACD/P4A Bearing is commonly used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. Its open design and phenolic cage make it suitable for high-speed operations up to 12,000 rpm.

In automotive applications, 7219 ACD/P4A Bearing supports gearbox systems, providing smooth performance under heavy loads. The chrome steel construction enhances durability, making it a reliable choice for long-term use.

For robotics, 7219 ACD/P4A Bearing excels in articulated arms, where its P4 tolerance class ensures minimal vibration. The preload availability further improves precision in repetitive movements.

Medical imaging devices benefit from 7219 ACD/P4A Bearing’s consistent performance and low friction. Its temperature range of -30° to 110°C allows for stable operation in various environments.

In automation systems, 7219 ACD/P4A Bearing is ideal for spindle drives, where its dynamic radial load capacity of 29,925 lbf ensures reliable operation. The lubricated design reduces maintenance needs.

Q&A

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