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Super Precision Angular Contact Ball Bearings 7219 ACD/HCP4A

Super Precision Angular Contact Ball Bearings 7219 ACD/HCP4A

The 7219 ACD/HCP4A is a super precision angular contact ball bearing with a 95mm bore and 170mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and ceramic balls for enhanced performance.

This bearing handles radial loads up to 29925 lbf and operates smoothly at speeds up to 14000 RPM. Its phenolic cage ensures durability and reduces friction during high-speed rotations.

The open design allows for easy lubrication, while the P4 tolerance class guarantees precise operation. It works reliably in temperatures ranging from -30°C to 110°C.

Ideal for applications requiring high precision, such as machine tool spindles or high-speed motors. Weighing 2.2kg, it offers a robust yet balanced solution for demanding environments.

This model is interchangeable with SKF bearings, making it a versatile choice for replacements or upgrades. Its universal matching capability adds flexibility for various setups.

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Product Parameters

  • Part Number 7219 ACD/HCP4A
  • 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 Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 29925 lbf
  • Static Radial Load 25650 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 14000 rpm
  • Weight 2.2 kg
  • Price（$） 1224.693
Super Precision Angular Contact Ball Bearings 7219 ACD/HCP4A dimension drawing
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Features

Performance Features of 7219 ACD/HCP4A Bearing

7219 ACD/HCP4A Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing performance at high speeds.

The phenolic cage ensures smooth operation, even under dynamic radial loads up to 29925 lbf.
With a maximum speed of 14,000 rpm, it balances durability and efficiency in demanding conditions.

7219 ACD/HCP4A Bearing operates reliably in temperatures from -30° to 110°C, suitable for varied environments.
Its open design allows for easy lubrication, reducing maintenance needs over time.

The P4 tolerance class ensures high precision, making it ideal for critical applications.
Its matched arrangement option provides added flexibility for complex installations.

Application

Key Fields for 7219 ACD/HCP4A Bearing
In machine tools, 7219 ACD/HCP4A Bearing excels with its high-speed capabilities and precision angular contact design. The ceramic balls reduce friction, making it ideal for spindle applications.

Where Is 7219 ACD/HCP4A Bearing Used?
You’ll often find 7219 ACD/HCP4A Bearing in robotics, where its phenolic cage ensures smooth movement in automated arms. Its P4 tolerance class guarantees consistent performance in repetitive tasks.

Built for Heavy-Duty Use: 7219 ACD/HCP4A Bearing
This bearing handles radial loads effortlessly in industrial gearboxes, thanks to its chrome steel rings. The 25° contact angle provides stability under combined loads.

Medical vs Industrial: Where 7219 ACD/HCP4A Bearing Excels
While suitable for medical imaging devices, 7219 ACD/HCP4A Bearing truly shines in industrial pumps due to its lubricated design. The matched arrangement option adds versatility for complex machinery.

Perfect Fit for Automation: 7219 ACD/HCP4A Bearing
In 3D printers, 7219 ACD/HCP4A Bearing’s low heat generation keeps precision movements consistent. Its 14,000 rpm limit suits high-speed printing applications perfectly.

Q&A

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