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The robust and economical design of single-row four-point bearings offers a high degree of operating safety and is insensitive to changes in the shape of the adjacent structure. These bearings are used in a wide range of applications, where, for example, they enable the swivelling motion of excavators or the rotation of tower cranes. They are also used as drive components of large rope winches.

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  • Product category - Single-row four-point bearings

  • External diameter - 1,869.6 mm

  • Rolling element diameter - 30 mm

  • Raceway diameter - 1,700 mm

  • Gear module - 12 mm

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Product category
Single-row four-point bearings
External diameter
1,869.6 mm
Rolling element diameter
30 mm
Raceway diameter
1,700 mm
Gear module
12 mm
Number of raceways
1
Weight
357 kg
Inner diameter
1,592 mm
Total height
84.0 mm
External pitch circle diameter
1,764 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
153
Tooth width
72.0 mm
Static load rating
7,421 kN
Dynamic load rating
678 kN