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Super Precision Angular Contact Ball Bearings 71913 CD/HCP4ADBC

Super Precision Angular Contact Ball Bearings 71913 CD/HCP4ADBC

The 71913 CD/HCP4ADBC is a super precision angular contact ball bearing with a 65mm bore and 90mm outer diameter, crafted from durable chrome steel and ceramic balls. It handles radial loads up to 7470 lbf and spins smoothly at high speeds up to 36,000 RPM.

Its 15° contact angle and matched arrangement (DB) provide excellent stability, while the phenolic cage ensures quiet operation. The open design allows easy lubrication, making maintenance straightforward.

This bearing is ideal for precision applications like machine tool spindles or high-speed robotics, where accuracy and reliability are key. It operates efficiently in temperatures from -30°C to 110°C.

Weighing just 0.35kg, it’s lightweight yet robust. Compliant with P4A tolerance standards, it’s a reliable choice for demanding environments.

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Product Parameters

  • Part Number 71913 CD/HCP4ADBC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 65 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 26 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 26
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 7470 lbf
  • Static Radial Load 7538 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.35 kg
Super Precision Angular Contact Ball Bearings 71913 CD/HCP4ADBC dimension drawing
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Features

Performance Features of 71913 CD/HCP4ADBC Bearing

71913 CD/HCP4ADBC Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its 15° contact angle and matched DB arrangement provide excellent stability for angular contact loads.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a dynamic radial load capacity of 7470 lbf, it handles demanding applications with ease.

71913 CD/HCP4ADBC Bearing operates smoothly at speeds up to 36,000 rpm, thanks to its advanced design.
The moderate preload (Class C) ensures consistent performance across various conditions.

Its open seal type allows for easy lubrication, extending the bearing’s service life.
The temperature range of -30°C to 110°C makes it suitable for diverse environments.

Application

Essential Roles of 71913 CD/HCP4ADBC Bearing
71913 CD/HCP4ADBC Bearing is widely used in high-speed machine tools, where its moderate preload and angular contact design ensure precise spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding both speed and accuracy.

In aerospace components, 71913 CD/HCP4ADBC Bearing supports critical systems like turbine shafts, thanks to its phenolic cage and chrome steel rings. Its P4A tolerance class guarantees reliability in extreme conditions.

For automation systems, 71913 CD/HCP4ADBC Bearing excels in robotic arms and CNC machines, where matched arrangement enhances stability. The open seal type allows for easy lubrication, extending service life in continuous operations.

Medical imaging devices benefit from 71913 CD/HCP4ADBC Bearing’s smooth operation and low heat generation. Its ceramic balls and phenolic cage ensure quiet performance, crucial for sensitive diagnostic equipment.

Q&A

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