Cummins Washer Bolt 3012475

This washer bolt 3012475 is a critical engine connection fastener featuring an integrated washer design to ensure reliable sealing. It is suitable for securing cylinder heads and oil pans on models such as B3.3 and QSB5.9. Torque specifications must be followed during installation; use of a torque wrench is recommended to prevent washer failure due to over-tightening. This product weighs approximately 0.3-0.5kg and is individually packaged.