+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
Super Precision Angular Contact Ball Bearings S71911 CE/HCP4A

Super Precision Angular Contact Ball Bearings S71911 CE/HCP4A

The S71911 CE/HCP4A is a super precision angular contact ball bearing with a 55mm bore and 80mm outer diameter, designed for high-speed applications. Its 15° contact angle and ceramic balls ensure smooth operation under radial loads up to 3510 lbf.

The sealed design keeps lubrication in place, while the phenolic cage reduces friction for speeds up to 28,000 RPM. It maintains performance in temperatures from -30°C to 110°C, making it reliable in varied conditions.

With a P4 tolerance class, this bearing offers exceptional accuracy for demanding tasks. Ideal for machine tools or high-speed spindles where precision and durability are key. Its lightweight design (0.15kg) and compatibility with SKF bearings add to its versatility.

Get A Free Quote
    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number S71911 CE/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 55 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 80 mm
  • Outer Dia Tolerance -0.007mm to 0
  • Width 13 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 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 3510 lbf
  • Static Radial Load 2385 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 28000 rpm
  • Weight 0.15 kg
  • Price（$） 528.66
Super Precision Angular Contact Ball Bearings S71911 CE/HCP4A dimension drawing
Download DWG Download PDF

Features

Why Choose S71911 CE/HCP4A Bearing for Precision Tasks?

S71911 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 keeps the balls aligned, reducing wear and extending service life.

With a maximum speed of 28,000 rpm, it delivers reliable performance in demanding conditions.

Application

Key Fields for S71911 CE/HCP4A Bearing
S71911 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, S71911 CE/HCP4A Bearing supports articulated arms, providing stability and load handling in automated assembly lines. Its sealed design helps keep contaminants out, extending service life in dusty environments.

For medical imaging devices, S71911 CE/HCP4A Bearing’s phenolic cage and chrome steel rings offer reliable performance in sensitive equipment. The P4 tolerance class ensures minimal vibration, crucial for clear diagnostic results.

What Makes S71911 CE/HCP4A Bearing a Preferred Choice?
S71911 CE/HCP4A Bearing excels in aerospace applications, such as gyroscopes, due to its high-speed capability and ceramic ball construction. The 15° contact angle optimises load distribution for long-term reliability.

In 3D printers, S71911 CE/HCP4A Bearing’s low friction and precise movement contribute to consistent print quality. The lubricated design reduces maintenance needs, making it a practical choice for continuous operation.

Q&A

SEND INQUIRY