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Series 320, 325, 332, 340, 350  
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Series overview - Triple-Row Roller Slewing Rings


         Permissible tooth force for the individual sizes


         Static load ratings for the individual sizes

Operating conditions
Permissible temperature range -25°C to +70°C
Maximum permissible rotational speed nperm = 20000 / DL
(DL = raceway diameter)
“Compressive” load
Bolt grade 10.9

Typical applications
Heavy harbour cranes, shipboard cranes, ladle turrets and grab cranes, radar antennas, wind energy turbine main bearings, tunnel boring machines and loading buoys (oil, gas swivels), machine tools (in general where the application requires high duty cycles).


  • High precision
  • Highest axial load capacity
  • Especially high tilting moment load capacity
  • High rigidity
  • Long service life

Limiting load diagrams, series 320, 325, 332, 340, 350
Please refer to the explanations in the Technical Information section of the catalog.

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