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Super Precision Angular Contact Ball Bearings 71904 FE/HCP4AL
Super Precision Angular Contact Ball Bearings 71904 FE/HCP4AL

Super Precision Angular Contact Ball Bearings 71904 FE/HCP4AL

The 71904 FE/HCP4AL is a super precision angular contact ball bearing with a 20mm bore and 37mm outer diameter, measuring just 9mm wide. Made from chrome steel and ceramic balls, it offers excellent durability and smooth operation.

With a contact angle of 18°, it handles both radial and axial loads efficiently, supporting up to 1098 lbf dynamically. It spins at impressive speeds up to 100,500 RPM, making it suitable for high-performance applications.

The phenolic cage ensures quiet running and reduced friction, while the open design allows for easy lubrication. It comes preloaded and can be matched for paired arrangements, enhancing stability in precise setups.

Ideal for use in machine tools, spindles, or other high-speed equipment where accuracy is crucial. Its compact size and lightweight design (0.032kg) make it easy to integrate into various systems. Compliant with P4A tolerance class for superior precision.

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Product Parameters

  • Part Number 71904 FE/HCP4AL
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 20 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 37 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 9 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 4.762 mm
  • Ball Qty 14
  • Contact Angle 18°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 1098 lbf
  • Static Radial Load 522 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 100500 rpm
  • Weight 0.032 kg

Features

Performance Features of 71904 FE/HCP4AL Bearing

71904 FE/HCP4AL Bearing is designed with a precision contact angle of 18°, ensuring accurate angular load handling.
Its chrome steel rings and ceramic balls reduce friction, enhancing performance in high-speed applications.

The phenolic cage maintains ball alignment, contributing to smooth operation and extended service life.
With a maximum speed of 100,500 rpm, it excels in demanding precision tasks.

71904 FE/HCP4AL Bearing’s dynamic radial load capacity of 1098 lbf ensures reliability under stress.
Its open design allows for easy lubrication, reducing maintenance needs.

The matched arrangement option provides flexibility for complex installations.
Operating between -30°C to 110°C, it performs consistently in varied temperature conditions.

Application

Industrial Uses of 71904 FE/HCP4AL Bearing
71904 FE/HCP4AL Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate performance. The ceramic balls reduce friction, making it suitable for demanding industrial environments.

What Makes 71904 FE/HCP4AL Bearing a Preferred Choice?
In automotive applications, 71904 FE/HCP4AL Bearing supports components like electric motors and transmissions, thanks to its reliable load handling. Its phenolic cage offers durability under varying temperatures and speeds.

Perfect Fit for Automation: 71904 FE/HCP4AL Bearing
For robotics and automation systems, 71904 FE/HCP4AL Bearing provides smooth operation in mechanical arms and precision equipment. The P4A tolerance class ensures consistent performance in repetitive tasks.

Medical vs Industrial: Where 71904 FE/HCP4AL Bearing Excels
In medical devices like imaging equipment, 71904 FE/HCP4AL Bearing’s chrome steel rings and ceramic balls deliver quiet, reliable operation. Industrial applications benefit from its high-speed capabilities and low maintenance needs.

Q&A

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