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Super Precision Angular Contact Ball Bearings 71806 CD/P4DBA

Super Precision Angular Contact Ball Bearings 71806 CD/P4DBA

The 71806 CD/P4DBA is a super precision angular contact ball bearing, measuring 30mm by 42mm by 14mm. Made from chrome steel, it offers excellent durability and performance for high-speed applications.

With a 15° contact angle and extra light preload, it handles radial loads up to 1609 lbf and spins smoothly at speeds up to 100,500 RPM. Its open design allows for easy lubrication and maintenance.

The matched pair arrangement (DB) ensures balanced performance, ideal for applications requiring high precision. The phenolic cage adds to its longevity and smooth operation.

Suitable for use in temperatures from -30°C to 110°C, this bearing is perfect for machine tools or high-speed spindles. Weighing just 0.052kg, it’s lightweight yet robust. Compliant with P4 tolerance class for precision engineering needs.

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Product Parameters

  • Part Number 71806 CD/P4DBA
  • 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 Extra light / Class A
  • 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
  • Price（$） 129.852
Super Precision Angular Contact Ball Bearings 71806 CD/P4DBA dimension drawing
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Features

Why Choose 71806 CD/P4DBA Bearing for Precision Tasks?

71806 CD/P4DBA Bearing features a 15° contact angle, ideal for handling combined radial and axial loads with high precision.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 1609 lbf, it performs reliably in demanding applications.
The P4 tolerance class guarantees exceptional accuracy, making it suitable for high-speed operations up to 100,500 rpm.

Its matched arrangement of two bearings (DB) provides stability, reducing vibration and enhancing performance.
The extra-light preload ensures minimal friction, extending the bearing’s service life.

Application

Industrial Uses of 71806 CD/P4DBA Bearing
71806 CD/P4DBA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings provides stability in demanding industrial environments.

In robotics, 71806 CD/P4DBA Bearing supports smooth movement in articulated arms and joints, thanks to its extra light preload and phenolic cage. Its high-speed capability makes it suitable for automated production lines.

For medical imaging devices, 71806 CD/P4DBA Bearing’s P4 tolerance class guarantees minimal vibration and noise. The chrome steel construction ensures long-lasting performance in critical applications.

Automotive vs Aerospace: Applications of 71806 CD/P4DBA Bearing
In automotive systems, 71806 CD/P4DBA Bearing is often found in gearboxes and electric motors, where its high-speed performance is essential. The metric sizing ensures compatibility with a wide range of vehicle designs.

Aerospace applications benefit from 71806 CD/P4DBA Bearing’s precision and reliability in flight control systems. The temperature range allows it to perform consistently in varying conditions.

What Makes 71806 CD/P4DBA Bearing a Preferred Choice?
71806 CD/P4DBA Bearing’s open design and lubrication make it easy to maintain in industrial settings. The phenolic cage reduces friction, enhancing its efficiency.

Its 15° contact angle provides optimal load distribution, making it versatile for both radial and axial forces. This makes it a reliable choice for many precision applications.

Q&A

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