Lower right window frame for American Crane 9310

The lower right window frame, identified by part number 622720, serves as a structural component within the operator cab of the American Crane 9310. It functions as the mounting base for the lower portion of the window assembly, ensuring the glass panel remains securely positioned against the cab structure. By maintaining the alignment of the window, this frame helps preserve the integrity of the cab enclosure, which is necessary for isolating the operator from external environmental factors such as dust and moisture during crane operation.

This component is engineered specifically for the American Crane 9310 model. It is designed to interface with the existing cab geometry to support the window panel and maintain the structural configuration of the operator station. Proper installation of this frame ensures that the window assembly operates as intended, providing the operator with clear visibility and a sealed environment within the cab.

Window frames in heavy machinery act as the primary interface between the glass panels and the cab chassis. They provide a rigid perimeter that secures the glazing, absorbs minor operational stresses, and prevents the ingress of debris into the interior space.