+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
Super Precision Angular Contact Ball Bearings 71911 ACE/HCP4AH1DT

Super Precision Angular Contact Ball Bearings 71911 ACE/HCP4AH1DT

The 71911 ACE/HCP4AH1DT is a super precision angular contact ball bearing with a 55mm bore and 80mm outer diameter, crafted from chrome steel for durability. It features a 25° contact angle and comes in a matched set of two bearings for balanced performance.

With a dynamic radial load capacity of 5355 lbf and a max speed of 46,000 RPM, it handles high-speed applications smoothly. The ceramic balls and phenolic cage reduce friction, ensuring efficient operation even under heavy loads.

Its open design allows for easy lubrication, while the P4A tolerance class guarantees precise performance. Ideal for machine tools or high-precision equipment where accuracy is key.

Weighing just 0.29kg, this bearing is lightweight yet robust. It operates reliably in temperatures from -30°C to 110°C, making it suitable for various industrial environments.

Get A Free Quote
    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number 71911 ACE/HCP4AH1DT
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 55 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 80 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 26 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 21
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings << DT
  • 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 5355 lbf
  • Static Radial Load 4500 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.29 kg
Super Precision Angular Contact Ball Bearings 71911 ACE/HCP4AH1DT dimension drawing
Download DWG Download PDF

Features

How Does 71911 ACE/HCP4AH1DT Bearing Achieve Super Precision?

71911 ACE/HCP4AH1DT Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing accuracy and speed capabilities.

The phenolic cage ensures smooth operation, even at maximum speeds of 46,000 rpm.
With a dynamic radial load capacity of 5355 lbf, it handles demanding tasks reliably.

71911 ACE/HCP4AH1DT Bearing comes preloaded in matched pairs for consistent performance.
Its tight tolerances (P4A class) make it ideal for precision machinery and instrumentation.

Application

Key Fields for 71911 ACE/HCP4AH1DT Bearing
71911 ACE/HCP4AH1DT Bearing is widely used in high-speed machine tools, where its precision and ceramic balls reduce friction for smoother operation. The 25° contact angle makes it ideal for handling combined radial and axial loads.

In robotics, 71911 ACE/HCP4AH1DT Bearing ensures accurate movement in robotic arms, thanks to its P4A tolerance class. The matched arrangement of two bearings enhances stability in dynamic applications.

For aerospace components, 71911 ACE/HCP4AH1DT Bearing’s phenolic cage and ceramic balls withstand extreme conditions while maintaining performance. Its lightweight design is a bonus for fuel efficiency.

In medical imaging devices, 71911 ACE/HCP4AH1DT Bearing’s low vibration and high-speed capability ensure clear, reliable results. The open design allows for easy lubrication, extending service life.

Automotive systems benefit from 71911 ACE/HCP4AH1DT Bearing’s durability in gearboxes and electric motors. The metric sizing ensures compatibility with a range of vehicle designs.

Q&A

SEND INQUIRY