Hollow shim for Demag AC80-1

The hollow shim, identified by part number 167 659 40, is a precision adjustment component used in the Demag AC80-1 crane. This component is designed with a central cavity, allowing it to be placed around a shaft or bolt to provide necessary spacing or alignment within the mechanical assembly. By filling small gaps between mating parts, this shim helps maintain the required tolerances and ensures that components are properly positioned during operation.

This part is specifically engineered for the Demag AC80-1 model. It serves as a critical element for fine-tuning the clearance between mechanical parts, which helps manage the fitment of assemblies and supports the overall structural integrity of the crane's systems. By maintaining these precise clearances, the shim assists in the correct interaction of moving parts within the machine.

In heavy machinery, shims are used to compensate for manufacturing tolerances or to adjust the spacing between components. They are essential for achieving a level surface or a specific gap width, which prevents misalignment and ensures that the mechanical system operates as intended. Proper adjustment using these shims is a standard practice for maintaining the alignment and functionality of complex crane assemblies.