+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
Super Precision Angular Contact Ball Bearings 71911 ACB/P4ADT

Super Precision Angular Contact Ball Bearings 71911 ACB/P4ADT

The 71911 ACB/P4ADT is a super precision angular contact ball bearing with a 55mm bore and 80mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and comes in a matched set of two bearings for balanced performance.

This model handles radial loads up to 3442 lbf and reaches speeds of 34,000 RPM, making it suitable for high-speed applications. The phenolic cage ensures smooth operation and durability.

Its open design allows for easy lubrication, while the P4A tolerance class guarantees precision. Ideal for machine tools or spindle systems where accuracy is key.

Weighing 0.36kg, it operates efficiently in temperatures from -30°C to 110°C. Interchangeable with SKF bearings, it offers a reliable solution for demanding setups.

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

Product Parameters

  • Part Number 71911 ACB/P4ADT
  • 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 5.556 mm
  • Ball Qty 28
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 3442 lbf
  • Static Radial Load 3442 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 0.36 kg
Super Precision Angular Contact Ball Bearings 71911 ACB/P4ADT dimension drawing
Download DWG Download PDF

Features

Performance Features of 71911 ACB/P4ADT Bearing

71911 ACB/P4ADT Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and smooth operation under dynamic radial loads up to 3442 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance at high speeds up to 34,000 rpm.
With a P4A tolerance class, it offers precise operation for demanding industrial uses.

71911 ACB/P4ADT Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its matched arrangement of two bearings ensures stability and reliability in high-precision applications.

The open design allows for easy lubrication, extending the bearing’s service life.
Its compact size of 55 mm×80 mm×26 mm makes it suitable for space-constrained installations.

Application

Common Applications of 71911 ACB/P4ADT Bearing
71911 ACB/P4ADT Bearing is widely used in high-speed machine tools, where its precision angular contact design ensures accurate spindle performance. The matched arrangement of two bearings enhances stability during heavy cutting operations.

In automotive applications, 71911 ACB/P4ADT Bearing supports gearbox systems, providing smooth power transmission under angular loads. Its phenolic cage material reduces friction, making it suitable for high-speed rotations.

For robotics, 71911 ACB/P4ADT Bearing is ideal for articulated arms, offering reliable movement in automated assembly lines. The P4A tolerance class ensures consistent performance in repetitive tasks.

Medical imaging devices benefit from 71911 ACB/P4ADT Bearing’s low-noise operation and high precision. The chrome steel construction maintains durability in sterile environments.

In aerospace, 71911 ACB/P4ADT Bearing is used in navigation systems, where its temperature resistance and reliability are crucial. The open design allows for easy lubrication in demanding conditions.

Q&A

SEND INQUIRY