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Super Precision Angular Contact Ball Bearings 71908 CDTP/P4B

Super Precision Angular Contact Ball Bearings 71908 CDTP/P4B

The 71908 CDTP/P4B is a super precision angular contact ball bearing, measuring 40mm by 62mm by 12mm. Made from chrome steel, it offers a 15° contact angle and handles both radial and thrust loads efficiently.

With a dynamic radial load capacity of 2790 lbf, it spins smoothly at speeds up to 22,000 RPM. Its open design and phenolic cage ensure durability and easy maintenance.

This bearing is ideal for high-precision applications like machine tools or spindles. It comes preloaded and matched for better performance.

Compliant with P4 tolerance standards, it’s a reliable choice for demanding environments. Weighing just 0.11kg, it’s lightweight yet robust.

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Product Parameters

  • Part Number 71908 CDTP/P4B
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.006mm to 0
  • Outer Dia 62 mm
  • Outer Dia Tolerance -0.007mm to 0
  • Width 12 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 21
  • Contact Angle 15°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 2790 lbf
  • Static Radial Load 1912 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 22000 rpm
  • Weight 0.11 kg
  • Price（$） 288.72
Super Precision Angular Contact Ball Bearings 71908 CDTP/P4B dimension drawing
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Features

Why Choose 71908 CDTP/P4B Bearing for Precision Tasks?

71908 CDTP/P4B Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its chrome steel construction ensures durability and consistent performance under radial loads up to 2790 lbf.
The phenolic cage maintains ball alignment, reducing friction and enhancing speed capabilities up to 22,000 rpm.
With ABEC-7 tolerance class, it delivers exceptional accuracy for demanding industrial uses.

Application

Industrial Uses of 71908 CDTP/P4B Bearing
71908 CDTP/P4B Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The phenolic cage reduces friction, making it suitable for high-speed operations.

Where Is 71908 CDTP/P4B Bearing Used?
In automotive applications, 71908 CDTP/P4B Bearing supports components like wheel hubs and transmissions, thanks to its ability to handle both radial and axial loads. Its P4 tolerance class ensures consistent performance under demanding conditions.

Built for Heavy-Duty Use: 71908 CDTP/P4B Bearing
For automation systems, 71908 CDTP/P4B Bearing is ideal for robotic arms and CNC machines, where precision and reliability are key. The chrome steel construction provides durability in continuous operation.

Medical vs Industrial: Where 71908 CDTP/P4B Bearing Excels
In medical imaging devices, 71908 CDTP/P4B Bearing offers smooth and quiet operation, essential for patient comfort. Its high-speed capability also makes it a fit for industrial pumps and compressors.

Q&A

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