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Super Precision Angular Contact Ball Bearings 71803 ACD/HCP4

Super Precision Angular Contact Ball Bearings 71803 ACD/HCP4

The 71803 ACD/HCP4 is a super precision angular contact ball bearing with a compact size of 17mm by 26mm by 5mm, crafted from chrome steel and ceramic balls. It handles radial loads up to 497 lbf and reaches speeds of 90,000 RPM, making it ideal for high-performance applications.

Its 25° contact angle and phenolic cage ensure smooth operation under angular loads, while the open design allows for easy lubrication. The P4 tolerance class guarantees exceptional accuracy, suitable for precision machinery.

This bearing is interchangeable with SKF models, offering a reliable replacement option. Perfect for use in spindles or high-speed tools where precision and durability are key.

Weighing just 0.009kg, it’s lightweight yet robust, performing well in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number 71803 ACD/HCP4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 17 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 26 mm
  • Outer Dia Tolerance -0.005mm to 0
  • Width 5 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 2.381 mm
  • Ball Qty 18
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 497 lbf
  • Static Radial Load 344 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 90000 rpm
  • Weight 0.009 kg
  • Price（$） 169.821
Super Precision Angular Contact Ball Bearings 71803 ACD/HCP4 dimension drawing
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Features

Performance Features of 71803 ACD/HCP4 Bearing

71803 ACD/HCP4 Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.
The phenolic cage ensures smooth operation, even at high speeds up to 90,000 rpm.
With a P4 tolerance class, it delivers precision performance in demanding conditions.

Application

Ideal for Precision: 71803 ACD/HCP4 Bearing
71803 ACD/HCP4 Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage ensure smooth operation. The 25° contact angle provides excellent radial and axial load support.

In robotics, 71803 ACD/HCP4 Bearing is a go-to choice for precise joint movements, thanks to its P4 tolerance class. Its compact size fits well in tight spaces without compromising performance.

For medical imaging devices, 71803 ACD/HCP4 Bearing’s low friction and high-speed capability make it reliable. The chrome steel rings add durability, even in demanding conditions.

Automotive applications like electric motor shafts benefit from 71803 ACD/HCP4 Bearing’s balanced load handling. Its lubricated design ensures long service life with minimal maintenance.

Q&A

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