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Super Precision Angular Contact Ball Bearings 71818 ACD/P4
Super Precision Angular Contact Ball Bearings 71818 ACD/P4

Super Precision Angular Contact Ball Bearings 71818 ACD/P4

The 71818 ACD/P4 is a super precision angular contact ball bearing with a 90mm bore and 115mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and is designed for angular contact loads, handling up to 4568 lbf dynamically.

Its open design and phenolic cage ensure smooth operation at speeds up to 15,000 RPM, while the P4 tolerance class guarantees exceptional accuracy. The bearing is preload-ready for enhanced stability in demanding applications.

This model is interchangeable with SKF bearings, making it a versatile choice for replacements. Ideal for high-precision machinery like spindles or CNC equipment where accuracy and speed are crucial.

Weighing just 0.28kg, it’s lightweight yet robust, and operates efficiently in temperatures from -30°C to 110°C. Compliant with industry standards for reliable performance.

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Product Parameters

  • Part Number 71818 ACD/P4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 90 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 115 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 13 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.144 mm
  • Ball Qty 31
  • 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 4568 lbf
  • Static Radial Load 5625 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 15000 rpm
  • Weight 0.28 kg
  • Price($) 139.383

Features

Why Choose 71818 ACD/P4 Bearing for Precision Tasks?

71818 ACD/P4 Bearing features a 25° contact angle, optimising load distribution for high-precision applications.
Its chrome steel construction ensures durability and consistent performance under dynamic radial loads up to 4568 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing speed capabilities up to 15,000 rpm.
With ABEC-7 tolerance class, it delivers exceptional accuracy for demanding machinery.

Its open design allows for easy lubrication, extending service life in varied temperature conditions.
The 71818 ACD/P4 Bearing is ideal for applications requiring both precision and reliability.

Application

Industrial Uses of 71818 ACD/P4 Bearing
71818 ACD/P4 Bearing is commonly used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load distribution. The open design and phenolic cage make it suitable for high-speed operations without compromising stability.

Where Is 71818 ACD/P4 Bearing Used?
In automotive applications, 71818 ACD/P4 Bearing supports components like wheel hubs and transmissions, thanks to its robust chrome steel construction. Its P4 tolerance class ensures reliable performance even under demanding conditions.

Optimized for Performance: 71818 ACD/P4 Bearing
For automation systems, 71818 ACD/P4 Bearing excels in robotic arms and CNC machines, where precise movement is essential. The lubricated design reduces friction, extending the bearing’s lifespan in continuous-use scenarios.

Medical vs Industrial: Where 71818 ACD/P4 Bearing Excels
In medical imaging devices, 71818 ACD/P4 Bearing provides smooth rotation for critical components, while its industrial-grade durability makes it ideal for heavy machinery. The temperature range of -30° to 110°C ensures versatility across environments.

Practical Applications of 71818 ACD/P4 Bearing
71818 ACD/P4 Bearing is a go-to choice for 3D printers, where its high-speed capability and precision enhance print quality. The lightweight design also makes it easy to integrate into compact electronic devices.

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