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Super Precision Angular Contact Ball Bearings S71908 CDTP/P4B

Super Precision Angular Contact Ball Bearings S71908 CDTP/P4B

The S71908 CDTP/P4B is a super precision angular contact ball bearing with a 40mm bore and 62mm outer diameter, crafted from high-quality chrome steel. Its compact 12mm width makes it suitable for space-sensitive applications.

Designed for angular contact loads, it handles dynamic radial loads up to 2790 lbf and spins smoothly at speeds up to 22,000 RPM. The sealed design keeps lubrication in and contaminants out, ensuring reliable performance.

With a 15° contact angle and P4 tolerance class, it offers excellent precision for demanding tasks. The phenolic cage enhances durability while reducing friction. Ideal for high-speed spindles or precision machinery.

This bearing is interchangeable with SKF models and comes pre-lubricated for easy installation. It operates efficiently in temperatures from -30°C to 110°C, weighing just 0.11kg for its size.

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Product Parameters

  • Part Number S71908 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 Sealed
  • 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（$） 346.113
Super Precision Angular Contact Ball Bearings S71908 CDTP/P4B dimension drawing
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Features

Why Choose S71908 CDTP/P4B Bearing for Precision Tasks?

S71908 CDTP/P4B Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and balls ensure 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.
Sealed design and preload availability make it suitable for demanding, high-accuracy environments.

With ABEC-7 tolerance class, S71908 CDTP/P4B Bearing delivers reliable precision in industrial and mechanical systems.
Its compact 40 mm×62 mm×12 mm size allows efficient use in space-constrained applications.

Application

How Does S71908 CDTP/P4B Bearing Improve Performance?
S71908 CDTP/P4B Bearing is widely used in high-speed machine tools, where its 15° contact angle ensures smooth rotation under radial and axial loads. The sealed design keeps lubrication intact, reducing maintenance needs in demanding environments.

In robotics, S71908 CDTP/P4B Bearing provides precise motion control for articulated arms, thanks to its P4 tolerance class. The phenolic cage minimises friction, enhancing efficiency in repetitive tasks.

For medical imaging devices, S71908 CDTP/P4B Bearing’s chrome steel construction offers reliable performance in sensitive applications. Its high-speed capability makes it suitable for rotating components in MRI and CT scanners.

Automotive vs Aerospace: Applications of S71908 CDTP/P4B Bearing
In automotive systems, S71908 CDTP/P4B Bearing supports gearbox components, handling combined loads with ease. Its metric sizing ensures compatibility with European and Asian vehicle designs.

Aerospace applications benefit from S71908 CDTP/P4B Bearing’s lightweight phenolic cage and high-speed performance. The bearing’s temperature range suits both cockpit instruments and engine-adjacent systems.

Built for Heavy-Duty Use: S71908 CDTP/P4B Bearing
Industrial pumps rely on S71908 CDTP/P4B Bearing for its ability to handle continuous operation under mixed loads. The preload option further stabilises performance in vibration-prone setups.

Where Is S71908 CDTP/P4B Bearing Used?
S71908 CDTP/P4B Bearing excels in 3D printer spindles, where precision and low friction are critical. The lubricated design ensures quiet operation during prolonged printing sessions.

Consumer electronics like high-end turntables use S71908 CDTP/P4B Bearing for its smooth rotation and durability. The sealed construction protects against dust in home environments.

Q&A

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