Ford Motor Company 391798-S Nut

Ford Motor Company 391798-S Nut is an OEM fastener identified by Ford's part number 391798-S. This nut provides internal threading to mate with a corresponding bolt, enabling the secure fastening of components in Ford-built systems. As part of Ford's catalog, it represents a specific replacement fastener intended for use where Ford specifies the 391798-S designation in assembly or repair procedures. The designation helps technicians locate the exact Ford replacement within official parts catalogs and ensures compatibility with other Ford hardware referenced in service information. Nuts like the 391798-S are used to create a threaded joint that secures parts together, providing the clamping engagement necessary for reliable operation of automotive assemblies when paired with the proper bolt and torque as specified in Ford's documentation. Because it bears a Ford part number, buyers can reference the 391798-S in official Ford parts catalogs, service manuals, and repair procedures to confirm correct fitment within Ford vehicles and equipment.