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Super Precision Angular Contact Ball Bearings 71906 CD/HCP4A
Super Precision Angular Contact Ball Bearings 71906 CD/HCP4A

Super Precision Angular Contact Ball Bearings 71906 CD/HCP4A

The 71906 CD/HCP4A is a super precision angular contact ball bearing with a 30mm bore and 47mm outer diameter, crafted from durable chrome steel. Its compact 9mm width makes it suitable for tight spaces while maintaining high performance.

With a 15° contact angle, it handles both radial and axial loads efficiently, supporting up to 1609 lbf dynamically. It spins smoothly at speeds up to 60,000 RPM, thanks to its ceramic balls and phenolic cage.

The open design allows for easy lubrication, ensuring long service life. Its P4 tolerance class (ABEC-7) guarantees exceptional accuracy for precision applications.

Ideal for high-speed machinery like spindles or dental equipment, where precision and reliability are key. Weighing just 0.045kg, it’s lightweight yet robust for demanding environments.

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Product Parameters

  • Part Number 71906 CD/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 30 mm
  • Bore Dia Tolerance -0.005mm to 0
  • Outer Dia 47 mm
  • Outer Dia Tolerance -0.006mm to 0
  • Width 9 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 4.762 mm
  • Ball Qty 20
  • Contact Angle 15°
  • 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 1609 lbf
  • Static Radial Load 1024 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 60000 rpm
  • Weight 0.045 kg
  • Price($) 216.63

Features

Performance Features of 71906 CD/HCP4A Bearing

71906 CD/HCP4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing precision in high-speed operations.

The phenolic cage ensures smooth rotation, even at speeds up to 60,000 rpm.
With a dynamic radial load capacity of 1609 lbf, it delivers reliable performance under stress.

71906 CD/HCP4A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its P4 tolerance class guarantees high precision, making it suitable for demanding tasks.

Application

Essential Roles of 71906 CD/HCP4A Bearing
In high-speed machining centres, 71906 CD/HCP4A Bearing ensures smooth spindle rotation thanks to its ceramic balls and 15° contact angle. The phenolic cage reduces friction, making it ideal for prolonged operations.

Where Is 71906 CD/HCP4A Bearing Used?
You’ll often find 71906 CD/HCP4A Bearing in precision tools like dental drills, where its P4 tolerance guarantees accuracy. Its compact 30 mm bore fits neatly into small yet demanding applications.

Built for Heavy-Duty Use: 71906 CD/HCP4A Bearing
This bearing handles radial loads effortlessly in industrial pumps, with a dynamic load capacity of 1609 lbf. The chrome steel rings add durability, even in harsh environments.

Automotive vs Aerospace: Applications of 71906 CD/HCP4A Bearing
In automotive gearboxes, 71906 CD/HCP4A Bearing supports high RPMs, while aerospace actuators benefit from its lightweight ceramic balls. Both sectors value its consistent performance.

Perfect Fit for Automation: 71906 CD/HCP4A Bearing
Robotic arms rely on 71906 CD/HCP4A Bearing for precise movement, aided by its preload option. The open design simplifies lubrication, keeping maintenance straightforward.

Q&A

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