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Super Precision Angular Contact Ball Bearings 71815 ACD/P4

Super Precision Angular Contact Ball Bearings 71815 ACD/P4

The 71815 ACD/P4 is a super precision angular contact ball bearing with a 75mm bore and 95mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and comes pre-lubricated for smooth operation.

This bearing handles radial loads up to 2992 lbf and spins at speeds up to 18,000 RPM, making it suitable for high-performance applications. Its phenolic cage ensures durability and reduces friction during use.

With a P4 tolerance class (ABEC-7), it offers exceptional accuracy for demanding machinery. The open design allows for easy maintenance and re-lubrication if needed.

Ideal for precision equipment like spindles or high-speed tools, it operates reliably in temperatures from -30°C to 110°C. Weighing just 0.14kg, it’s lightweight yet robust for its compact size.

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Product Parameters

  • Part Number 71815 ACD/P4
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 2992 lbf
  • Static Radial Load 3600 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 18000 rpm
  • Weight 0.14 kg
  • Price（$） 77.715
Super Precision Angular Contact Ball Bearings 71815 ACD/P4 dimension drawing
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Features

Engineered for Precision: 71815 ACD/P4 Bearing

71815 ACD/P4 Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its chrome steel construction ensures durability and reliable performance under dynamic radial loads up to 2992 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a maximum speed of 18,000 rpm, it delivers efficiency without compromising precision.

Designed for temperatures from -30° to 110°C, 71815 ACD/P4 Bearing performs consistently in varied conditions.
Its P4 tolerance class guarantees exceptional accuracy for demanding industrial uses.

Application

Key Fields for 71815 ACD/P4 Bearing
71815 ACD/P4 Bearing is widely used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The open design and phenolic cage make it suitable for high-speed operations without compromising stability.

In automotive applications, 71815 ACD/P4 Bearing supports components like wheel hubs and transmissions, offering reliable performance under demanding conditions. Its P4 tolerance class ensures minimal vibration, enhancing vehicle smoothness.

For robotics, 71815 ACD/P4 Bearing excels in articulated arms and joints, providing precise movement control. The chrome steel construction and lubricated design contribute to long service life even in continuous operation.

Medical imaging devices benefit from 71815 ACD/P4 Bearing’s low-noise operation and high-speed capabilities. Its consistent performance is crucial for maintaining accuracy in diagnostic equipment.

In consumer electronics, 71815 ACD/P4 Bearing can be found in high-end printers and scanners, where its compact size and precision are key advantages. The lightweight design also helps reduce overall device weight.

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