Components

Liebherr roller bearing slewing rings are suitable for medium to high loads. The linear load transfer allows them to transfer much higher forces in the same installation space compared to four-point bearings and makes them particularly suitable for larger diameters. Typical applications are mining excavators or large crawler cranes, offshore and mobile harbour cranes. Roller bearings by Liebherr have also been tried and tested in drilling rigs and deep foundation machines.

  • Product category - Roller bearing slewing rings

  • External diameter - 3,868 mm

  • Rolling element diameter - 32 mm

  • Raceway diameter - 3,550 mm

  • Gear module - 22 mm

Product category
Roller bearing slewing rings
External diameter
3,868 mm
Rolling element diameter
32 mm
Raceway diameter
3,550 mm
Gear module
22 mm
Number of raceways
3
Weight
3,302 kg
Inner diameter
3,190 mm
Total height
181.0 mm
External pitch circle diameter
3,690 mm
Inner pitch circle diameter
3,395 mm
Number of bores, external
66
Number of bores, internal
66
Size of bolts, external
M36
Size of bolts, internal
M36
Number of teeth
-,146
Tooth width
139.0 mm
Static load rating
41,927 kN
Dynamic load rating
3,863 kN