The Komatsu 5040417 is a genuine OEM shaft seal ring designed for a wide range of Komatsu heavy machinery, including excavators, dozers, motor graders, articulated dump trucks, and wheel loaders. This critical component ensures a tight seal, preventing fluid leaks and protecting internal components from contaminants. With an outer diameter of 80 mm, an inner diameter of 55 mm, and a width of 10 mm, this durable seal maintains optimal machine performance and extends component lifespan. Trust in genuine Komatsu parts for reliability and precise fitment.