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Super Precision Angular Contact Ball Bearings S71908 CE/HCP4A

Super Precision Angular Contact Ball Bearings S71908 CE/HCP4A

The S71908 CE/HCP4A is a super precision angular contact ball bearing with a 40mm bore and 62mm outer diameter, crafted from durable chrome steel. Its compact 12mm width makes it suitable for tight spaces, while the ceramic balls enhance performance.

With a 15° contact angle, it handles both radial and axial loads efficiently, supporting up to 2194 lbf dynamically. It spins smoothly at speeds up to 38,000 RPM, ideal for high-speed applications.

The sealed design keeps lubrication in and contaminants out, reducing maintenance needs. The phenolic cage ensures quiet operation and long service life, even in temperatures from -30°C to 110°C.

This bearing is interchangeable with SKF models and meets P4 tolerance standards, making it a reliable choice for precision machinery like spindles or medical equipment. Weighing just 0.096kg, it’s lightweight yet robust.

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Product Parameters

  • Part Number S71908 CE/HCP4A
  • 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 19
  • 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 2194 lbf
  • Static Radial Load 1350 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 38000 rpm
  • Weight 0.096 kg
  • Price（$） 346.221
Super Precision Angular Contact Ball Bearings S71908 CE/HCP4A dimension drawing
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Features

Why Choose S71908 CE/HCP4A Bearing for Precision Tasks?

S71908 CE/HCP4A 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 performance.
With a maximum speed of 38,000 rpm, it excels in high-speed scenarios.

S71908 CE/HCP4A Bearing’s P4 tolerance class guarantees exceptional accuracy.
It handles dynamic radial loads up to 2194 lbf, making it reliable for demanding tasks.

The sealed design protects against contaminants, extending service life.
Its temperature range of -30° to 110°C ensures consistent performance in varied conditions.

Application

Perfect Fit for Automation: S71908 CE/HCP4A Bearing
S71908 CE/HCP4A Bearing works well in robotic arms, where its angular contact design handles both radial and axial loads smoothly. The ceramic balls reduce friction, making movements more precise.

In machine tools, S71908 CE/HCP4A Bearing ensures high accuracy due to its P4 tolerance class. Its phenolic cage also helps dampen vibrations during high-speed operations.

For medical imaging devices, S71908 CE/HCP4A Bearing’s sealed design keeps contaminants out, maintaining clean operation. The chrome steel rings provide long-lasting performance in critical applications.

Automotive vs Aerospace: Applications of S71908 CE/HCP4A Bearing
In automotive systems, S71908 CE/HCP4A Bearing supports gearbox components, offering reliable performance under heavy loads. Its metric sizing fits seamlessly into European and Asian vehicle designs.

For aerospace applications, S71908 CE/HCP4A Bearing’s lightweight construction and high-speed capability make it ideal for avionics. The ceramic balls ensure minimal heat buildup during prolonged use.

Q&A

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