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Super Precision Angular Contact Ball Bearings 71914 ACE/HCP4ALTGA

Super Precision Angular Contact Ball Bearings 71914 ACE/HCP4ALTGA

The 71914 ACE/HCP4ALTGA is a super precision angular contact ball bearing with a 70mm bore and 100mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 10102 lbf and operates smoothly at speeds up to 31000 RPM.

Its 25° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face, ideal for high-precision applications. The phenolic cage ensures quiet operation and long service life.

This bearing comes pre-lubricated and works in temperatures from -30°C to 110°C. Its P4A tolerance class guarantees exceptional accuracy for demanding machinery.

Perfect for spindle drives or high-speed machining tools where precision and reliability are crucial. Weighing 0.82kg, it’s part of a matched set of three bearings for balanced performance.

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Product Parameters

  • Part Number 71914 ACE/HCP4ALTGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 70 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 48 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 9.525 mm
  • Ball Qty 22
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 10102 lbf
  • Static Radial Load 10238 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 31000 rpm
  • Weight 0.82 kg
Super Precision Angular Contact Ball Bearings 71914 ACE/HCP4ALTGA dimension drawing
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Features

How Does 71914 ACE/HCP4ALTGA Bearing Achieve Super Precision?

71914 ACE/HCP4ALTGA Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, ensuring smooth operation even at speeds up to 31,000 rpm.

The phenolic cage maintains ball alignment, enhancing durability and load distribution.
With a dynamic radial load capacity of 10,102 lbf, it handles demanding conditions reliably.

Universal matching allows flexible arrangements like back-to-back or face-to-face configurations.
This design versatility makes 71914 ACE/HCP4ALTGA Bearing suitable for complex machinery setups.

Application

Industrial Uses of 71914 ACE/HCP4ALTGA Bearing
This bearing is commonly used in high-speed machine tools, where its precision and angular contact design ensure accurate spindle performance. The ceramic balls reduce friction, making it suitable for continuous operation.

Where Is 71914 ACE/HCP4ALTGA Bearing Used?
You’ll find this bearing in automotive applications like electric motor systems, where its extra light preload enhances efficiency. Its universal matching feature allows flexible installation in various configurations.

Built for Heavy-Duty Use: 71914 ACE/HCP4ALTGA Bearing
In robotics and automation, this bearing supports robotic arms with smooth, reliable motion. The phenolic cage adds durability, even in demanding environments.

Medical vs Industrial: Where 71914 ACE/HCP4ALTGA Bearing Excels
While it’s ideal for industrial gearboxes, this bearing also fits medical imaging devices due to its low vibration and high precision. The P4A tolerance class ensures consistent performance.

Practical Applications of 71914 ACE/HCP4ALTGA Bearing
For 3D printers, this bearing’s high-speed capability and low friction are key. The chrome steel rings provide long-lasting wear resistance, even with frequent use.

Q&A

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