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Super Precision Angular Contact Ball Bearings S71909 CE/HCP4A

Super Precision Angular Contact Ball Bearings S71909 CE/HCP4A

The S71909 CE/HCP4A is a super precision angular contact ball bearing with a 45mm bore and 68mm outer diameter, crafted from chrome steel for durability. It features a 15° contact angle and sealed design, ensuring smooth operation under radial loads up to 2340 lbf.

With ceramic balls and a phenolic cage, it spins efficiently at speeds up to 34,000 RPM while maintaining low friction. The bearing is preloaded and available in matched arrangements for enhanced stability.

Its compact 12mm width and lightweight 0.11kg design make it suitable for high-speed applications like spindles or precision tools. The P4 tolerance class ensures reliable performance in demanding conditions.

Ideal for machinery requiring tight tolerances and low heat generation, it operates in temperatures from -30°C to 110°C. Interchangeable with SKF bearings, it’s a practical choice for replacements or upgrades.

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Product Parameters

  • Part Number S71909 CE/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.006mm to 0
  • Outer Dia 68 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 2340 lbf
  • Static Radial Load 1530 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 34000 rpm
  • Weight 0.11 kg
  • Price（$） 389.322
Super Precision Angular Contact Ball Bearings S71909 CE/HCP4A dimension drawing
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Features

Performance Features of S71909 CE/HCP4A Bearing

S71909 CE/HCP4A Bearing features a 15° contact angle, optimised for angular contact loads and precision performance.
The ceramic balls reduce friction, allowing for smoother operation at high speeds up to 34,000 rpm.

Its chrome steel rings and phenolic cage ensure durability while maintaining low weight at just 0.11 kg.
The sealed design keeps lubrication intact, reducing maintenance needs in various conditions.

With a dynamic radial load capacity of 2340 lbf, S71909 CE/HCP4A Bearing handles demanding applications reliably.
The P4 tolerance class guarantees high precision, making it suitable for critical tasks.

Application

Key Fields for S71909 CE/HCP4A Bearing
S71909 CE/HCP4A Bearing is widely used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.

In robotics, S71909 CE/HCP4A Bearing supports articulated arms, providing stability during rapid movements. Its phenolic cage offers lightweight durability, perfect for repetitive tasks in automated systems.

For aerospace components, S71909 CE/HCP4A Bearing’s sealed design protects against contaminants, crucial in sensitive environments. The P4 tolerance class guarantees consistent performance under demanding conditions.

Medical imaging devices benefit from S71909 CE/HCP4A Bearing’s low vibration, ensuring clear scans. The lubricated construction extends service life, reducing maintenance needs in critical healthcare equipment.

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