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 - 2,995 mm

  • Rolling element diameter - 40 mm

  • Raceway diameter - 2,547 mm

  • Gear module - 18 mm

Product category
Roller bearing slewing rings
External diameter
2,995 mm
Rolling element diameter
40 mm
Raceway diameter
2,547 mm
Gear module
18 mm
Number of raceways
3
Weight
4,714 kg
Inner diameter
2,230 mm
Total height
260.0 mm
External pitch circle diameter
2,784 mm
Inner pitch circle diameter
2,344 mm
Number of bores, external
72
Number of bores, internal
72
Size of bolts, external
M48
Size of bolts, internal
M48
Number of teeth
163
Profile shift
14.4 mm
Tooth width
180.0 mm
Static load rating
78,925 kN
Dynamic load rating
7,744 kN