Multi-Lobe Semi-Floating Bearings

Stability and Reliability

Waukesha Bearings provides uniquely engineered multi-lobe semi-floating bearings that improve stability and ensure long life and maximum reliability compared to conventional floating ring bearings.

Using proven technology, MLSF® bearings are designed to run at optimum temperatures with minimal vibrations, extending the life of the equipment and surrounding parts.

MLSF bearings for turbocharger applications
MLSF turbocharger bearing

Technical Data

  • Shaft sizes 13 mm (0.5″) and up
  • Bearing L/D as needed
  • Single bearings or cartridges
  • Typically high dynamic loading – 4.8 MPa (700 psi)
  • Temperatures up to 149°C (300°F), with higher temperature available
  • Lubrication with multi-viscosity oils
  • Various bronze grades available
MLSF bearings for turbocharger applications
MLSF journal bearing with Flexure Pivot tilt pad technology

Typical Applications

  • Smaller, high speed turbomachinery
  • Turbochargers in large diesel or natural gas engines