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Super Precision Angular Contact Ball Bearings 71804 ACDGB/P4

Super Precision Angular Contact Ball Bearings 71804 ACDGB/P4

The 71804 ACDGB/P4 is a super precision angular contact ball bearing with a 20mm bore and 32mm outer diameter, crafted from high-quality chrome steel. Its compact 7mm width makes it suitable for tight spaces while maintaining robust performance.

With a 25° contact angle, it handles both radial and axial loads efficiently, supporting dynamic radial loads up to 819 lbf. It spins smoothly at speeds up to 121,000 RPM, ideal for high-speed applications.

The open design and phenolic cage ensure durability and easy maintenance. It operates reliably in temperatures from -30°C to 110°C, making it versatile for various environments.

This bearing is interchangeable with SKF models and comes pre-lubricated for immediate use. Perfect for precision machinery like spindles or small motors where accuracy and speed are crucial. Weighing just 0.018kg, it’s lightweight yet sturdy.

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Product Parameters

  • Part Number 71804 ACDGB/P4
  • 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 7 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 17
  • Contact Angle 25°
  • Tolerance Class P4
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 3
  • 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 819 lbf
  • Static Radial Load 562 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 121000 rpm
  • Weight 0.018 kg
Super Precision Angular Contact Ball Bearings 71804 ACDGB/P4 dimension drawing
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Features

Performance Features of 71804 ACDGB/P4 Bearing

71804 ACDGB/P4 Bearing is crafted with chrome steel rings and balls, offering strong resistance to angular contact loads.
Its dynamic radial load capacity reaches 819 lbf, ensuring reliable performance in high-speed applications.

The phenolic cage maintains ball alignment, reducing friction and enhancing durability.
With a maximum speed of 121,000 rpm, it delivers both precision and efficiency.

Designed for light preload, 71804 ACDGB/P4 Bearing operates smoothly within a temperature range of -30°C to 110°C.
Its open seal type allows for easy lubrication, further improving its performance.

Application

How Does 71804 ACDGB/P4 Bearing Improve Performance?
71804 ACDGB/P4 Bearing is commonly used in high-speed machine tools, where its 25° contact angle ensures precise radial and axial load handling. The open design and light preload make it suitable for applications requiring minimal friction.

In robotics, 71804 ACDGB/P4 Bearing supports smooth motion in articulated arms, thanks to its phenolic cage and chrome steel construction. Its compact size and high-speed capability make it ideal for space-constrained automation setups.

For dental drills and other medical devices, 71804 ACDGB/P4 Bearing offers reliable performance with low noise and vibration. The P4 tolerance class ensures consistent accuracy, which is critical in sensitive medical applications.

In electric motors, 71804 ACDGB/P4 Bearing handles angular loads efficiently, contributing to longer service life. The lubricated design reduces maintenance needs, making it a practical choice for continuous operation.

Consumer electronics like high-end printers benefit from 71804 ACDGB/P4 Bearing’s precision and durability. Its lightweight construction and high-speed performance help maintain quiet and efficient operation in everyday devices.

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