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Super Precision Angular Contact Ball Bearings 71815 ACD/HCP4

Super Precision Angular Contact Ball Bearings 71815 ACD/HCP4

The 71815 ACD/HCP4 is a super precision angular contact ball bearing with a 75mm bore and 95mm outer diameter, designed for high-speed applications. Its 25° contact angle efficiently handles combined radial and thrust loads, with dynamic radial load capacity up to 2992 lbf.

Made from chrome steel rings and ceramic balls, it offers smooth operation at speeds up to 22,000 RPM. The phenolic cage reduces friction and wear, while the P4 tolerance class ensures exceptional accuracy.

This open-style bearing comes pre-lubricated for immediate use and performs well in temperatures from -30°C to 110°C. Its compact 10mm width makes it suitable for space-constrained installations.

Weighing just 0.13kg, it’s ideal for precision equipment like machine tool spindles or high-speed motors. The ceramic balls provide quiet operation and extended service life in demanding conditions.

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Product Parameters

  • Part Number 71815 ACD/HCP4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 75 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 95 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 10 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 33
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 2992 lbf
  • Static Radial Load 3600 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 22000 rpm
  • Weight 0.13 kg
  • Price（$） 77.769
Super Precision Angular Contact Ball Bearings 71815 ACD/HCP4 dimension drawing
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Features

Engineered for Precision: 71815 ACD/HCP4 Bearing

71815 ACD/HCP4 Bearing features a 25° contact angle, optimising load distribution for high-precision applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing performance under dynamic radial loads.

With a maximum speed of 22,000 rpm, 71815 ACD/HCP4 Bearing maintains stability in high-speed operations.
The phenolic cage ensures smooth movement, while the P4 tolerance class guarantees exceptional accuracy.

Designed for angular contact loads, 71815 ACD/HCP4 Bearing handles both dynamic and static radial forces efficiently.
Its compact size (75 mm × 95 mm × 10 mm) makes it suitable for space-constrained installations.

Application

Practical Applications of 71815 ACD/HCP4 Bearing
71815 ACD/HCP4 Bearing is commonly used in high-speed machine tools, where its precision and ceramic balls ensure smooth operation. The open design and phenolic cage make it suitable for environments requiring minimal friction.

In automotive applications, 71815 ACD/HCP4 Bearing supports components like electric motors and gearboxes, thanks to its angular contact design. The P4 tolerance class ensures reliable performance in demanding conditions.

For automation systems, 71815 ACD/HCP4 Bearing is ideal for robotic arms and CNC machines, where accuracy is key. Its lightweight construction and high-speed capability enhance efficiency in repetitive tasks.

Medical imaging devices benefit from 71815 ACD/HCP4 Bearing’s low noise and vibration. The ceramic balls and chrome steel rings provide durability in sensitive equipment.

In consumer electronics, 71815 ACD/HCP4 Bearing is found in high-performance printers and scanners. Its compact size and precision make it a reliable choice for everyday devices.

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