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Ireland (en)

Two-row four-point bearings have a second ball raceway and with the same diameter can take significantly higher loads than single-row four-point bearings. They are in use in applications with high static loads and limited installation space, e.g. rotor blade adjustment in wind turbines.

  • Product category - Double-row four-point bearings

  • External diameter - 1,817 mm

  • Rolling element diameter - 30 mm

  • Raceway diameter - 1,706 mm

  • Gear module - 12 mm

Product category
Double-row four-point bearings
External diameter
1,817 mm
Rolling element diameter
30 mm
Raceway diameter
1,706 mm
Gear module
12 mm
Number of raceways
2
Weight
547 kg
Inner diameter
1,538.4 mm
Total height
123.0 mm
External pitch circle diameter
1,773 mm
Inner pitch circle diameter
1,636 mm
Number of bores, external
52
Number of bores, internal
52
Size of bolts, external
M20
Size of bolts, internal
M20
Number of teeth
-,129
Tooth width
111.0 mm
Static load rating
14,842 kN
Dynamic load rating
1,100 kN

Production sites

Liebherr manufactures customised slewing bearings at the following locations:

Contact

Production sites

Liebherr manufactures customised slewing bearings at the following locations:

Engineering expertise

As an engineering partner for slewing bearings, Liebherr uses state-of-the-art processes - starting from development through to production.

Engineering for slewing bearings

Contact

Please contact us – we will answer your questions and put together an individual offer for you. If you need a component as a spare part for your Liebherr machine, please contact your local service partner.

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Engineering expertise

As an engineering partner for slewing bearings, Liebherr uses state-of-the-art processes - starting from development through to production.

Engineering for slewing bearings