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Super Precision Angular Contact Ball Bearings 71919 ACD/HCP4AH1

Super Precision Angular Contact Ball Bearings 71919 ACD/HCP4AH1

The 71919 ACD/HCP4AH1 is a super precision angular contact ball bearing with a 95mm bore and 130mm outer diameter, designed for high-performance applications. Its 25° contact angle efficiently handles combined radial and axial loads, with dynamic radial load capacity up to 10395 lbf.

Made from chrome steel rings and ceramic balls, it offers excellent durability and smooth operation at speeds up to 16000 RPM. The phenolic cage ensures quiet running and reduced friction, ideal for precision machinery.

This bearing comes pre-lubricated and can operate in temperatures from -30°C to 110°C. It’s available in matched sets for paired mounting, enhancing stability in demanding setups.

Perfect for high-speed spindles, machine tools, or precision equipment where accuracy and reliability are crucial. With a P4A tolerance class, it meets strict precision standards for industrial use.

Weighing 0.5kg, it’s a robust yet manageable component for professional applications. Interchangeable with SKF bearings, it’s a versatile choice for maintenance or upgrades.

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Product Parameters

  • Part Number 71919 ACD/HCP4AH1
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 95 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 130 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 28
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 10395 lbf
  • Static Radial Load 11700 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 0.5 kg
Super Precision Angular Contact Ball Bearings 71919 ACD/HCP4AH1 dimension drawing
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Features

Why Choose 71919 ACD/HCP4AH1 Bearing for Precision Tasks?

71919 ACD/HCP4AH1 Bearing features a 25° contact angle, ensuring high precision in angular contact applications.
Its chrome steel rings and ceramic balls provide excellent durability and smooth operation.

With a dynamic radial load capacity of 10395 lbf, it handles demanding tasks with ease.
The phenolic cage maintains ball alignment, reducing friction and wear.

Designed for high-speed applications, it supports speeds up to 16,000 rpm.
Its P4A tolerance class guarantees consistent performance in precision machinery.

The matched arrangement option enhances stability and load distribution.
This makes 71919 ACD/HCP4AH1 Bearing ideal for applications requiring both accuracy and reliability.

Application

Ideal for Precision: 71919 ACD/HCP4AH1 Bearing
71919 ACD/HCP4AH1 Bearing is commonly used in high-speed machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it suitable for long operational hours.

In aerospace applications, 71919 ACD/HCP4AH1 Bearing supports components like turbine shafts, thanks to its high dynamic radial load capacity. The phenolic cage adds durability in demanding environments.

For robotics, 71919 ACD/HCP4AH1 Bearing provides smooth motion in articulated arms, where precision and reliability are key. Its P4A tolerance class guarantees consistent performance in automated systems.

Where Is 71919 ACD/HCP4AH1 Bearing Used?
71919 ACD/HCP4AH1 Bearing finds its place in medical imaging devices, where its low friction and high-speed capabilities are essential. The open design allows for easy lubrication maintenance.

In industrial automation, 71919 ACD/HCP4AH1 Bearing ensures precise movement in CNC machines. Its matched arrangement option enhances stability in paired bearing setups.

Built for Heavy-Duty Use: 71919 ACD/HCP4AH1 Bearing
71919 ACD/HCP4AH1 Bearing handles heavy loads in wind turbine gearboxes, where its chrome steel rings provide strength. The ceramic balls further improve efficiency under high stress.

For electric vehicle motors, 71919 ACD/HCP4AH1 Bearing offers reliable performance at high speeds. Its temperature range makes it adaptable to varying operating conditions.

Automotive vs Aerospace: Applications of 71919 ACD/HCP4AH1 Bearing
In automotive transmissions, 71919 ACD/HCP4AH1 Bearing ensures smooth gear shifts with its angular contact design. The metric sizing fits well with European car models.

For aerospace actuators, 71919 ACD/HCP4AH1 Bearing’s high-speed capability and precision are crucial. The phenolic cage withstands vibrations common in flight conditions.

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