Cummins Service Products Catalog – Tool ST 422O’ring Assembly Tool


Engine Family: All Except B and C Series

This expander is used to install the o’ring onto the 5/8 inch throttle shaft. This nylon adapter fits over the throttle shaft and prevents damage to the o’ring as it is assembled. Lubricate the o’ring for easy assembly.

Last Modified:  30-Jul-2003