Slewing. ... In crane terminology, slewing is the angular movement of a crane boom or crane jib in a horizontal plane. The term is also used in the computer game Microsoft Flight Simulator wherein the user presses a key and he or she can rotate and move the virtual aircraft along all three spatial planes.Our product range consists of single row and double row roller bearings designed to absorb both axial and radial forces as well as tilt forces. The turning crowns are sealed on both sides; Sealed to protect rolling elements from dust, foreign material and prevents grease leakage.

slewing ring system allows the crane to rotate continuously. For the transport of oil and electrical signal from the base to the moveable part, makes use of an innovative and reliable rotary distribution system which does not set limits to the crane’s maneuvers in any way.