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Super Precision Angular Contact Ball Bearings 71804 CD/P4DGB

Super Precision Angular Contact Ball Bearings 71804 CD/P4DGB

The 71804 CD/P4DGB is a super precision angular contact ball bearing with a 20mm bore and 32mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and is designed for light preload applications, offering smooth operation at speeds up to 100,500 RPM.

This bearing handles radial loads up to 1404 lbf and comes lubricated for immediate use. Its open design and phenolic cage ensure durability and easy maintenance, suitable for temperatures from -30°C to 110°C.

The universal matching design allows flexible arrangements like back-to-back or face-to-face, making it versatile for various setups. Ideal for precision machinery, spindles, or high-speed applications where accuracy is key.

Weighing just 0.036kg, it’s lightweight yet robust, and interchangeable with SKF bearings for convenient replacements. Compliant with P4 tolerance class for reliable performance.

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Product Parameters

  • Part Number 71804 CD/P4DGB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 20 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 32 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 14 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 17
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 1404 lbf
  • Static Radial Load 1192 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 100500 rpm
  • Weight 0.036 kg
  • Price（$） 131.85
Super Precision Angular Contact Ball Bearings 71804 CD/P4DGB dimension drawing
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Features

Performance Features of 71804 CD/P4DGB Bearing

71804 CD/P4DGB Bearing is crafted with chrome steel rings and balls, offering high precision for angular contact applications.
Its 15° contact angle ensures optimal load distribution, enhancing performance in high-speed scenarios.
The phenolic cage maintains ball alignment, reducing friction and extending operational life.
With a maximum speed of 100,500 rpm, it delivers reliable efficiency in demanding conditions.

Application

Common Applications of 71804 CD/P4DGB Bearing
71804 CD/P4DGB Bearing is widely used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it ideal for continuous operation.

Where Is 71804 CD/P4DGB Bearing Used?
In robotics, 71804 CD/P4DGB Bearing supports articulated arms, providing smooth movement and long service life. Its universal matching feature allows flexible installation in various configurations.

Optimized for Performance: 71804 CD/P4DGB Bearing
This bearing excels in dental drills, where its high-speed capability and low vibration are crucial. The chrome steel construction ensures durability in demanding medical environments.

Automotive vs Aerospace: Applications of 71804 CD/P4DGB Bearing
In automotive systems, 71804 CD/P4DGB Bearing enhances gearbox performance with its light preload and high-speed tolerance. For aerospace, its precision and reliability make it suitable for avionics equipment.

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