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Super Precision Angular Contact Ball Bearings 71806 CD/P4DBB
Super Precision Angular Contact Ball Bearings 71806 CD/P4DBB

Super Precision Angular Contact Ball Bearings 71806 CD/P4DBB

The 71806 CD/P4DBB is a super precision angular contact ball bearing with a 30mm bore and 42mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 1609 lbf and spins smoothly at speeds up to 100,500 RPM.

Its 15° contact angle and matched arrangement (2 bearings DB) provide excellent stability for angular loads. The phenolic cage ensures quiet operation and long service life.

This bearing is lubricated for easy maintenance and performs well in temperatures from -30°C to 110°C. Ideal for high-precision applications like machine tool spindles or robotics.

Weighing just 0.052kg, it’s lightweight yet robust. Compliant with P4 tolerance class for superior accuracy. Interchangeable with SKF bearings for convenient replacements.

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Product Parameters

  • Part Number 71806 CD/P4DBB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 30 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 42 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 14 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 23
  • Contact Angle 15°
  • Tolerance Class P4
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 1609 lbf
  • Static Radial Load 1688 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 100500 rpm
  • Weight 0.052 kg

Features

Performance Features of 71806 CD/P4DBB Bearing

71806 CD/P4DBB Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls provide durability, while the phenolic cage ensures smooth operation at high speeds.

With a dynamic radial load capacity of 1609 lbf, 71806 CD/P4DBB Bearing handles demanding conditions reliably.
The matched arrangement of two bearings (DB) enhances stability and precision in operation.

71806 CD/P4DBB Bearing achieves a maximum speed of 100,500 rpm, making it suitable for high-performance machinery.
Its P4 tolerance class ensures consistent accuracy, even under heavy loads.

The open design allows for easy lubrication, maintaining optimal performance over time.
71806 CD/P4DBB Bearing operates efficiently in temperatures ranging from -30°C to 110°C.

Application

Industrial Uses of 71806 CD/P4DBB Bearing
71806 CD/P4DBB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate alignment under radial and axial loads. The matched arrangement of two bearings enhances stability, making it suitable for spindle applications.

In robotics, 71806 CD/P4DBB Bearing provides smooth motion control in articulated arms, thanks to its light preload and phenolic cage. The high-speed capability also makes it a reliable choice for automated assembly lines.

For medical imaging devices, 71806 CD/P4DBB Bearing’s P4 tolerance class ensures minimal vibration, crucial for clear diagnostic results. The chrome steel construction offers durability in sterile environments.

Automotive vs Aerospace: Applications of 71806 CD/P4DBB Bearing
In automotive systems, 71806 CD/P4DBB Bearing supports gearbox components, where its high-speed performance and light preload improve efficiency. The metric sizing ensures compatibility with European and Asian models.

For aerospace applications, 71806 CD/P4DBB Bearing’s precision and reliability make it ideal for flight control systems. The temperature range allows it to perform consistently in varying conditions.

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