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Super Precision Angular Contact Ball Bearings 71911 FE/HCP4ADGA

Super Precision Angular Contact Ball Bearings 71911 FE/HCP4ADGA

The 71911 FE/HCP4ADGA is a super precision angular contact ball bearing with a 55mm bore and 80mm outer diameter, crafted from durable chrome steel. It features ceramic balls and a phenolic cage for smooth operation at high speeds.

With an 18° contact angle, it handles radial loads up to 5648 lbf and spins efficiently at 34,000 RPM. Its extra light preload ensures minimal friction, ideal for precision applications.

The open design allows easy lubrication, while the universal matching arrangement offers flexibility in mounting (back-to-back, face-to-face, or tandem). Suitable for temperatures from -30°C to 110°C.

Weighing 0.29kg, this bearing is perfect for high-speed machinery like spindles or CNC equipment where accuracy and reliability are key. Compliant with P4A tolerance class for superior performance.

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Product Parameters

  • Part Number 71911 FE/HCP4ADGA
  • 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 18°
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 5648 lbf
  • Static Radial Load 4680 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 0.29 kg
Super Precision Angular Contact Ball Bearings 71911 FE/HCP4ADGA dimension drawing
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Features

Performance Features of 71911 FE/HCP4ADGA Bearing

71911 FE/HCP4ADGA Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its 18° contact angle and extra light preload make it ideal for angular contact applications.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a dynamic radial load capacity of 5648 lbf, it handles demanding tasks efficiently.

71911 FE/HCP4ADGA Bearing operates smoothly at speeds up to 34,000 rpm.
Its universal matching design allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.

The open seal type and lubricated design ensure easy maintenance.
It performs reliably in temperatures ranging from -30°C to 110°C.

Application

Industrial Uses of 71911 FE/HCP4ADGA Bearing
71911 FE/HCP4ADGA Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.

Where Is 71911 FE/HCP4ADGA Bearing Used?
In automotive systems, 71911 FE/HCP4ADGA Bearing supports components like turbochargers and electric motors, thanks to its ability to handle both radial and axial loads. The phenolic cage adds durability in high-temperature environments.

Built for Heavy-Duty Use: 71911 FE/HCP4ADGA Bearing
For robotics and automation, 71911 FE/HCP4ADGA Bearing provides reliable performance in robotic arms and CNC machines. Its universal matching feature allows flexible arrangement options for varied load requirements.

Medical vs Industrial: Where 71911 FE/HCP4ADGA Bearing Excels
In medical imaging devices, 71911 FE/HCP4ADGA Bearing’s precision and low noise are crucial for clear scans. Industrial applications benefit from its high-speed capability and long service life.

Key Fields for 71911 FE/HCP4ADGA Bearing
71911 FE/HCP4ADGA Bearing is a go-to choice for aerospace applications, where its lightweight ceramic balls and high-speed performance are essential. The P4A tolerance class ensures consistent accuracy in critical systems.

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