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Super Precision Angular Contact Ball Bearings 71808 CD/P4

Super Precision Angular Contact Ball Bearings 71808 CD/P4

The 71808 CD/P4 is a super precision angular contact ball bearing with a compact size of 40mm by 52mm by 7mm, crafted from durable chrome steel. It features a 15° contact angle and handles radial loads up to 1098 lbf, spinning smoothly at speeds up to 38,000 RPM.

Its open design and phenolic cage ensure reliable performance, while the P4 tolerance class guarantees high precision. The bearing operates well in temperatures from -30°C to 110°C, making it versatile for various settings.

This model is interchangeable with SKF bearings, offering a practical replacement option. Ideal for precision applications like machine tools or spindle drives where accuracy and speed are key.

Weighing just 0.031kg, it’s lightweight yet robust for its size. Preload availability allows for fine-tuning to suit specific needs.

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Product Parameters

  • Part Number 71808 CD/P4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.006mm to 0
  • Outer Dia 52 mm
  • Outer Dia Tolerance -0.007mm to 0
  • Width 7 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 29
  • 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 Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 1098 lbf
  • Static Radial Load 1102 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 38000 rpm
  • Weight 0.031 kg
  • Price（$） 347.571
Super Precision Angular Contact Ball Bearings 71808 CD/P4 dimension drawing
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Features

Why Choose 71808 CD/P4 Bearing for Precision Tasks?

71808 CD/P4 Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its chrome steel construction ensures durability and smooth operation under dynamic radial loads up to 1098 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a maximum speed of 38,000 rpm, it delivers reliable efficiency in demanding conditions.

Its P4 tolerance class (ABEC-7) guarantees exceptional precision for critical tasks.
The open design allows easy lubrication, ensuring consistent performance over time.

Application

Common Applications of 71808 CD/P4 Bearing
71808 CD/P4 Bearing works well in high-speed machine tools, where its precision helps maintain accuracy during operations. The open design and phenolic cage make it suitable for environments requiring minimal friction.

Industrial Uses of 71808 CD/P4 Bearing
In conveyor systems, 71808 CD/P4 Bearing handles angular loads efficiently, ensuring smooth movement of materials. Its P4 tolerance class ensures consistent performance in demanding setups.

Where Is 71808 CD/P4 Bearing Used?
You’ll often find 71808 CD/P4 Bearing in automotive transmissions, where its 15° contact angle manages radial and axial loads effectively. The chrome steel construction adds durability for long-term use.

Built for Heavy-Duty Use: 71808 CD/P4 Bearing
71808 CD/P4 Bearing is a reliable choice for robotics, supporting precise movements in mechanical arms. Its high-speed capability makes it ideal for automated production lines.

Medical vs Industrial: Where 71808 CD/P4 Bearing Excels
In medical imaging devices, 71808 CD/P4 Bearing offers quiet and smooth operation, essential for sensitive equipment. Industrial applications benefit from its ability to handle both radial and thrust loads.

Q&A

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