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Super Precision Angular Contact Ball Bearings 71904 CDTP/P4B

Super Precision Angular Contact Ball Bearings 71904 CDTP/P4B

The 71904 CDTP/P4B is a super precision angular contact bearing, measuring 20mm by 37mm by 9mm, crafted from high-quality chrome steel. It supports dynamic radial loads up to 1361 lbf and reaches speeds of 45,000 RPM, making it suitable for high-performance applications.

With a 15° contact angle and open design, it offers smooth operation and easy maintenance. The phenolic cage enhances durability while keeping the weight light at just 0.035kg.

This bearing is interchangeable with SKF models and comes in matched sets for balanced performance. Ideal for precision machinery like spindles or CNC tools where accuracy and speed are key.

It operates reliably in temperatures from -30°C to 110°C and meets P4 tolerance standards for consistent performance.

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Product Parameters

  • Part Number 71904 CDTP/P4B
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 20 mm
  • Bore Dia Tolerance -0.005mm to 0
  • Outer Dia 37 mm
  • Outer Dia Tolerance -0.006mm to 0
  • Width 9 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 4.762 mm
  • Ball Qty 15
  • 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 1361 lbf
  • Static Radial Load 720 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 45000 rpm
  • Weight 0.035 kg
  • Price（$） 144.783
Super Precision Angular Contact Ball Bearings 71904 CDTP/P4B dimension drawing
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Features

Why Choose 71904 CDTP/P4B Bearing for Precision Tasks?

71904 CDTP/P4B Bearing is crafted with a 15° contact angle, ideal for high-precision angular contact applications.
Its chrome steel rings and balls ensure durability and consistent performance under radial loads.
The phenolic cage minimises friction, allowing speeds up to 45,000 rpm.
With a P4 tolerance class, it meets strict precision standards for demanding machinery.

Application

Where Is 71904 CDTP/P4B Bearing Used?
71904 CDTP/P4B Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate performance. The open seal allows for efficient lubrication, extending its lifespan in demanding conditions.

In automotive applications, 71904 CDTP/P4B Bearing supports components like electric motors and gear systems. Its phenolic cage reduces friction, making it ideal for smooth, high-speed operations.

For medical imaging devices, 71904 CDTP/P4B Bearing’s chrome steel construction provides reliable stability. The P4 tolerance class ensures minimal vibration, crucial for sensitive equipment.

In robotics, 71904 CDTP/P4B Bearing enhances the performance of articulated arms and precision mechanisms. Its matched arrangement option allows for custom setups in automated systems.

Household appliances like high-end fans benefit from 71904 CDTP/P4B Bearing’s quiet operation. The lubricated design ensures low maintenance, perfect for long-term use.

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