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Super Precision Angular Contact Ball Bearings 71918 FE/HCP4ADGA

Super Precision Angular Contact Ball Bearings 71918 FE/HCP4ADGA

The 71918 FE/HCP4ADGA is a super precision angular contact ball bearing with a 90mm bore and 125mm outer diameter, crafted from chrome steel for durability. It features a 18° contact angle and ceramic balls for smooth operation.

This bearing handles radial loads up to 10980 lbf and spins at speeds up to 15000 RPM. Its extra light preload ensures minimal friction, while the phenolic cage enhances performance.

The open design allows easy lubrication, and it works in temperatures from -30°C to 110°C. Universal matching makes it versatile for back-to-back, face-to-face, or tandem arrangements.

Ideal for high-precision applications like machine tool spindles or aerospace systems where accuracy and speed are crucial. Weighing 0.92kg, it’s robust yet manageable for its size.

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Product Parameters

  • Part Number 71918 FE/HCP4ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 90 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 125 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 36 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 24
  • 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 10980 lbf
  • Static Radial Load 10688 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 15000 rpm
  • Weight 0.92 kg
Super Precision Angular Contact Ball Bearings 71918 FE/HCP4ADGA dimension drawing
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Features

Performance Features of 71918 FE/HCP4ADGA Bearing

71918 FE/HCP4ADGA Bearing is crafted with chrome steel rings and ceramic balls, offering high precision and durability.
Its 18° contact angle ensures optimal performance in angular contact applications.

The phenolic cage maintains ball alignment, reducing friction and enhancing speed capabilities.
With a maximum speed of 15,000 rpm, it excels in high-speed operations.

71918 FE/HCP4ADGA Bearing’s universal matching design allows flexible arrangements like back-to-back or face-to-face.
This feature provides versatility for various industrial needs.

The extra light preload ensures smooth operation, minimising vibration and noise.
Its P4A tolerance class guarantees consistent precision in demanding conditions.

71918 FE/HCP4ADGA Bearing operates efficiently within a temperature range of -30°C to 110°C.
This makes it suitable for diverse environments without compromising performance.

Application

Common Applications of 71918 FE/HCP4ADGA Bearing
71918 FE/HCP4ADGA Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for high-speed operations.

In aerospace applications, 71918 FE/HCP4ADGA Bearing supports critical components like turbine shafts, thanks to its extra-light preload and universal matching. Its phenolic cage offers excellent heat resistance in demanding environments.

For automation systems, 71918 FE/HCP4ADGA Bearing enhances the performance of robotic arms with its P4A tolerance class. The open seal type allows for easy lubrication, ensuring long service life in continuous operation.

Medical imaging devices benefit from 71918 FE/HCP4ADGA Bearing’s smooth operation and low noise levels. The chrome steel rings provide durability, while the ceramic balls maintain precision under radial loads.

Q&A

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