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Super Precision Angular Contact Ball Bearings 71818 CD/HCP4
Super Precision Angular Contact Ball Bearings 71818 CD/HCP4

Super Precision Angular Contact Ball Bearings 71818 CD/HCP4

The 71818 CD/HCP4 is a super precision angular contact ball bearing with a 90mm bore and 115mm outer diameter, crafted from chrome steel for durability. It handles radial loads up to 4860 lbf and reaches speeds of 20,000 RPM, thanks to its ceramic balls and phenolic cage.

With a 15° contact angle, it efficiently manages combined loads while maintaining smooth operation. The open design allows for easy lubrication, ensuring long service life even in demanding conditions.

This bearing is available in matched sets and interchangeable with SKF models, making it versatile for high-precision applications. Ideal for machine tools or spindle drives where accuracy and speed are crucial.

Weighing 0.25kg, it meets P4 tolerance standards for exceptional performance. Suitable for temperatures from -30°C to 110°C, it’s a reliable choice for industrial use.

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Product Parameters

  • Part Number 71818 CD/HCP4
  • 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 15°
  • 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 4860 lbf
  • Static Radial Load 5962 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 20000 rpm
  • Weight 0.25 kg
  • Price($) 139.158

Features

Performance Features of 71818 CD/HCP4 Bearing

71818 CD/HCP4 Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability and reduce friction during high-speed operation.

The phenolic cage maintains ball alignment, ensuring smooth performance even at speeds up to 20,000 rpm.
With a dynamic radial load capacity of 4860 lbf, it handles demanding conditions reliably.

71818 CD/HCP4 Bearing operates efficiently within a temperature range of -30° to 110°C.
Its P4 tolerance class guarantees precision, making it suitable for high-accuracy applications.

Application

Ideal for Precision: 71818 CD/HCP4 Bearing
71818 CD/HCP4 Bearing is commonly used in high-speed machine tools, where its 15° contact angle ensures accurate radial and axial load distribution. The ceramic balls reduce friction, making it suitable for precision grinding applications.

In robotics, 71818 CD/HCP4 Bearing provides smooth motion control in articulated arms, thanks to its phenolic cage and P4 tolerance class. Its matched arrangement option also enhances performance in paired mounting scenarios.

For aerospace components like gyroscopes, 71818 CD/HCP4 Bearing’s lightweight design and high-speed capability (up to 20,000 rpm) are key advantages. The chrome steel rings add durability in demanding flight conditions.

Medical imaging devices benefit from 71818 CD/HCP4 Bearing’s low vibration and consistent operation. The lubricated design ensures quiet performance in sensitive diagnostic equipment.

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