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Super Precision Angular Contact Ball Bearings 71816 CD/P4DBA
Super Precision Angular Contact Ball Bearings 71816 CD/P4DBA

Super Precision Angular Contact Ball Bearings 71816 CD/P4DBA

The 71816 CD/P4DBA is a super precision angular contact ball bearing with an 80mm bore and 100mm outer diameter, crafted from durable chrome steel. Its compact 20mm width makes it suitable for tight spaces while handling radial loads up to 5355 lbf.

With a 15° contact angle and extra light preload, it spins smoothly at high speeds up to 28,000 RPM. The open design allows easy lubrication, and the phenolic cage ensures quiet operation.

This matched set of two bearings (DB arrangement) offers excellent stability for precision applications. Ideal for machine tools or spindle systems where accuracy and speed are key.

Weighing just 0.3kg, it operates reliably in temperatures from -30°C to 110°C. Compliant with P4 tolerance standards for consistent performance.

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Product Parameters

  • Part Number 71816 CD/P4DBA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 80 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 20 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 35
  • 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 5355 lbf
  • Static Radial Load 8212 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 0.3 kg

Features

Why Choose 71816 CD/P4DBA Bearing for Precision Tasks?

71816 CD/P4DBA Bearing features a 15° contact angle, ideal for handling combined radial and axial loads.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 5355 lbf, it excels in high-precision applications.
The P4 tolerance class guarantees consistent performance, even at speeds up to 28,000 rpm.

Designed for extra light preload, 71816 CD/P4DBA Bearing minimises vibration and noise.
Its matched arrangement of two bearings enhances stability, making it suitable for demanding tasks.

Application

Key Fields for 71816 CD/P4DBA Bearing
71816 CD/P4DBA Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings provides excellent stability for demanding machining tasks.

In aerospace applications, 71816 CD/P4DBA Bearing supports critical components like turbine shafts, thanks to its high-speed capability and reliable performance. The phenolic cage material helps reduce friction, making it suitable for long-duration flights.

For automation systems, 71816 CD/P4DBA Bearing is a go-to choice for robotic arms, where its extra light preload ensures smooth and precise movements. The P4 tolerance class guarantees consistent performance in repetitive tasks.

Medical imaging devices benefit from 71816 CD/P4DBA Bearing’s low-noise operation and high radial load capacity. Its chrome steel construction ensures durability in sterile environments, while the open design allows for easy maintenance.

In electric vehicle motors, 71816 CD/P4DBA Bearing handles high-speed rotations with minimal heat generation. The 15° contact angle optimises load distribution, extending the bearing’s service life in challenging conditions.

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