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Super Precision Angular Contact Ball Bearings 71909 CE/HCP4ADGA

Super Precision Angular Contact Ball Bearings 71909 CE/HCP4ADGA

The 71909 CE/HCP4ADGA is a super precision angular contact ball bearing with a 45mm bore and 68mm outer diameter, crafted from high-grade chrome steel. Its 15° contact angle and ceramic balls ensure smooth operation under radial loads up to 3780 lbf.

With a phenolic cage and open design, it offers low friction and easy maintenance, reaching speeds up to 41,000 RPM. The extra light preload (Class A) enhances precision in demanding applications.

This bearing is part of a universal matched set (2 bearings), suitable for back-to-back, face-to-face, or tandem arrangements. Ideal for high-speed machinery like spindles or CNC tools where accuracy is crucial.

Weighing 0.23kg, it operates in temperatures from -30°C to 110°C. Interchangeable with SKF bearings, it’s a reliable choice for precision engineering needs.

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Product Parameters

  • Part Number 71909 CE/HCP4ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 68 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 21
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 3780 lbf
  • Static Radial Load 3082 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.23 kg
Super Precision Angular Contact Ball Bearings 71909 CE/HCP4ADGA dimension drawing
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Features

Performance Features of 71909 CE/HCP4ADGA Bearing

71909 CE/HCP4ADGA Bearing features a 15° contact angle, optimised for precision angular contact applications.

The ceramic balls and chrome steel rings enhance durability while reducing friction for smoother operation.

With a dynamic radial load capacity of 3780 lbf, it handles demanding tasks with reliability.

Its phenolic cage ensures stable performance at high speeds, up to 41,000 rpm.

Application

Industrial Uses of 71909 CE/HCP4ADGA Bearing
71909 CE/HCP4ADGA Bearing is commonly used in high-speed machine tools, where its precision and angular contact design ensure accurate performance. The ceramic balls reduce friction, making it ideal for applications requiring smooth operation.

In automotive systems, 71909 CE/HCP4ADGA Bearing supports components like electric motors and transmissions, where its extra light preload enhances efficiency. The universal matching feature allows for flexible installation in various configurations.

For automation and robotics, 71909 CE/HCP4ADGA Bearing’s phenolic cage provides stability in mechanical arms and 3D printers. Its high-speed capability ensures reliable performance in dynamic environments.

Medical devices like imaging equipment benefit from 71909 CE/HCP4ADGA Bearing’s consistent accuracy and low maintenance needs. The chrome steel rings and ceramic balls offer long-lasting durability in critical applications.

In consumer electronics, 71909 CE/HCP4ADGA Bearing is found in high-performance fans and printers, where its quiet operation and reliability are valued. The lubricated design ensures smooth functioning over extended periods.

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