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Super Precision Angular Contact Ball Bearings 71805 CD/HCP4DGB
Super Precision Angular Contact Ball Bearings 71805 CD/HCP4DGB

Super Precision Angular Contact Ball Bearings 71805 CD/HCP4DGB

The 71805 CD/HCP4DGB is a super precision angular contact ball bearing with a 25mm bore and 37mm outer diameter, crafted from chrome steel for durability. It features a 15° contact angle and ceramic balls for smooth operation at high speeds.

With a dynamic radial load capacity of 1521 lbf, it handles demanding applications effortlessly. Its phenolic cage ensures stability, while the open design allows easy lubrication and maintenance.

This bearing is part of a matched set, suitable for universal mounting in back-to-back, face-to-face, or tandem configurations. Ideal for precision machinery like spindles or high-speed tools where accuracy is key.

Weighing just 0.038kg, it’s lightweight yet robust, with a temperature range of -30°C to 110°C. Compliant with P4 tolerance class, it’s interchangeable with SKF bearings for reliable replacements.

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Product Parameters

  • Part Number 71805 CD/HCP4DGB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 25 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 37 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 14 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 20
  • Contact Angle 15°
  • Tolerance Class P4
  • 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 Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 1521 lbf
  • Static Radial Load 1440 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 103000 rpm
  • Weight 0.038 kg

Features

Performance Features of 71805 CD/HCP4DGB Bearing

71805 CD/HCP4DGB Bearing is crafted with chrome steel rings and ceramic balls, ensuring smooth operation under high-speed conditions.
Its 15° contact angle and phenolic cage provide excellent stability for angular contact loads.

The bearing’s dynamic radial load capacity of 1521 lbf makes it suitable for demanding applications.
With a maximum speed of 103,000 rpm, it delivers reliable performance in precision tasks.

Universal matching allows flexible arrangement in back-to-back, face-to-face, or tandem configurations.
This design enhances versatility, making it ideal for various industrial uses.

Light preload and P4 tolerance class ensure minimal vibration and noise.
These features contribute to its suitability for high-precision machinery.

Operating between -30°C to 110°C, 71805 CD/HCP4DGB Bearing performs well in diverse environments.
Its lubricated design reduces maintenance needs, extending service life.

Application

Essential Roles of 71805 CD/HCP4DGB Bearing
71805 CD/HCP4DGB Bearing is widely used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The light preload ensures smooth operation, making it ideal for precision grinding and milling applications.

Where Is 71805 CD/HCP4DGB Bearing Used?
In robotics, 71805 CD/HCP4DGB Bearing supports articulated arms and joints, thanks to its angular contact design and universal matching capability. The P4 tolerance class guarantees the accuracy needed for repetitive movements.

Built for Heavy-Duty Use: 71805 CD/HCP4DGB Bearing
This bearing excels in aerospace applications, such as helicopter rotor systems, where its dynamic radial load capacity and high-speed performance are critical. The chrome steel rings provide durability under demanding conditions.

Medical vs Industrial: Where 71805 CD/HCP4DGB Bearing Excels
In medical imaging devices, 71805 CD/HCP4DGB Bearing offers quiet and vibration-free operation, essential for clear diagnostics. Industrial pumps benefit from its resistance to wear and consistent performance under radial loads.

How Does 71805 CD/HCP4DGB Bearing Support High-Speed Operations?
With a max speed of 103,000 rpm, 71805 CD/HCP4DGB Bearing is perfect for dental drills and small spindles. The ceramic balls and phenolic cage minimise energy loss, ensuring efficient power transmission.

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