+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
Super Precision Angular Contact Ball Bearings 71920 CE/P4ADGA

Super Precision Angular Contact Ball Bearings 71920 CE/P4ADGA

The 71920 CE/P4ADGA is a super precision angular contact ball bearing with a 100mm bore and 140mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and is designed for angular contact loads, handling up to 14332 lbf dynamically.

Its open design and phenolic cage ensure smooth operation at speeds up to 16000 RPM, while the extra-light preload enhances precision. The bearing is lubricated for easy maintenance and performs reliably between -30°C and 110°C.

This model is part of a matched set of two bearings, suitable for universal matching in back-to-back, face-to-face, or tandem arrangements. Ideal for high-precision applications like machine tool spindles or aerospace components.

Weighing 1.54kg, it meets P4A tolerance standards for exceptional accuracy. Its interchangeable design with SKF bearings makes it a versatile choice for replacements.

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

Product Parameters

  • Part Number 71920 CE/P4ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 100 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 140 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 40 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 24
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 14332 lbf
  • Static Radial Load 14175 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 1.54 kg
Super Precision Angular Contact Ball Bearings 71920 CE/P4ADGA dimension drawing
Download DWG Download PDF

Features

Performance Features of 71920 CE/P4ADGA Bearing

71920 CE/P4ADGA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls provide excellent durability under dynamic radial loads up to 14332 lbf.

The phenolic cage ensures smooth operation at high speeds, reaching up to 16,000 rpm.
Universal matching allows flexible arrangements like back-to-back or face-to-face configurations.

With a P4A tolerance class, 71920 CE/P4ADGA Bearing delivers precise performance in demanding conditions.
Its extra light preload reduces friction, enhancing efficiency and longevity.

The open design simplifies lubrication, maintaining optimal performance between -30°C to 110°C.
This bearing is ideal for applications requiring high precision and reliability.

Application

Key Fields for 71920 CE/P4ADGA Bearing
In machine tools, 71920 CE/P4ADGA Bearing excels with its super precision design, handling high-speed spindle operations smoothly. The 15° contact angle ensures stable performance under radial and axial loads.

Where Is 71920 CE/P4ADGA Bearing Used?
You’ll often spot 71920 CE/P4ADGA Bearing in robotics, where its universal matching and extra-light preload reduce vibration. It’s a reliable pick for automated arms and precision movement systems.

Built for Heavy-Duty Use: 71920 CE/P4ADGA Bearing
This bearing shines in aerospace applications, like turbine systems, thanks to its phenolic cage and chrome steel construction. It handles extreme speeds while maintaining accuracy.

Automotive vs Aerospace: Applications of 71920 CE/P4ADGA Bearing
In cars, 71920 CE/P4ADGA Bearing supports gearbox shafts, offering quiet operation. For aircraft, its P4A tolerance ensures reliability in critical flight components.

Perfect Fit for Automation: 71920 CE/P4ADGA Bearing
71920 CE/P4ADGA Bearing is ideal for CNC machines, where its matched set design reduces setup time. The lubricated build also extends service life in continuous operations.

Q&A

SEND INQUIRY