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 - 2,948.4 mm

  • Rolling element diameter - 32 mm

  • Raceway diameter - 2,578 mm

  • Gear module - 18 mm

Product category
Roller bearing slewing rings
External diameter
2,948.4 mm
Rolling element diameter
32 mm
Raceway diameter
2,578 mm
Gear module
18 mm
Number of raceways
3
Weight
2,750 kg
Inner diameter
2,330 mm
Total height
212.0 mm
External pitch circle diameter
2,776 mm
Inner pitch circle diameter
2,428 mm
Number of bores, external
84
Number of bores, internal
84
Size of bolts, external
M42
Size of bolts, internal
M42
Number of teeth
160
Profile shift
18.0 mm
Tooth width
145.0 mm
Static load rating
52,003 kN
Dynamic load rating
4,944 kN