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Super Precision Angular Contact Ball Bearings S71904 CDTP/HCP4B
Super Precision Angular Contact Ball Bearings S71904 CDTP/HCP4B

Super Precision Angular Contact Ball Bearings S71904 CDTP/HCP4B

The S71904 CDTP/HCP4B is a super precision angular contact ball bearing with a 20mm bore and 37mm outer diameter, measuring just 9mm wide. Made from chrome steel and ceramic balls, it offers smooth operation and durability.

With a 15° contact angle, it handles both radial and thrust loads efficiently, supporting up to 1361 lbf dynamically. Its sealed design keeps lubrication in and contaminants out, ideal for high-speed applications up to 53,000 RPM.

The phenolic cage reduces friction, while the P4 tolerance class ensures precise performance. Suitable for spindle drives or high-precision machinery where accuracy is key.

Weighing only 0.033kg, it’s lightweight yet robust. Works in temperatures from -30°C to 110°C, making it versatile for various industrial settings.

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Product Parameters

  • Part Number S71904 CDTP/HCP4B
  • 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 Sealed
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 1361 lbf
  • Static Radial Load 720 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 53000 rpm
  • Weight 0.033 kg
  • Price($) 173.124

Features

Why Choose S71904 CDTP/HCP4B Bearing for Precision Tasks?

S71904 CDTP/HCP4B Bearing features a 15° contact angle, ideal for high-precision angular contact applications.
Its ceramic balls and chrome steel rings ensure smooth operation with minimal friction.

The phenolic cage maintains ball alignment, enhancing durability and reducing wear.
With a maximum speed of 53,000 rpm, it excels in high-speed environments.

S71904 CDTP/HCP4B Bearing’s P4 tolerance class guarantees exceptional accuracy for demanding tasks.
Its sealed design keeps lubrication intact, ensuring consistent performance over time.

Application

Ideal for Precision: S71904 CDTP/HCP4B Bearing
S71904 CDTP/HCP4B Bearing is commonly used in high-speed machine tools, where its angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it suitable for prolonged operation.

In robotics, S71904 CDTP/HCP4B Bearing provides smooth movement in articulated arms, thanks to its phenolic cage and sealed design. This helps maintain performance even in dusty environments.

For medical imaging devices, S71904 CDTP/HCP4B Bearing’s P4 tolerance class ensures minimal vibration, crucial for clear scans. The chrome steel rings add durability without compromising precision.

Automotive vs Aerospace: Applications of S71904 CDTP/HCP4B Bearing
In automotive systems, S71904 CDTP/HCP4B Bearing supports electric motor shafts, where its high-speed capability is beneficial. The sealed design also protects against contaminants.

Aerospace applications benefit from S71904 CDTP/HCP4B Bearing’s lightweight construction and reliability. Its temperature range makes it adaptable to various flight conditions.

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