The Komatsu 198639170 is a genuine OEM floating seal, also known as a duo cone seal, designed for heavy-duty applications in Komatsu construction machinery. This essential component provides a robust and long-lasting seal, protecting critical internal parts from contaminants and ensuring optimal performance. With an outer diameter of 180 mm, an inner diameter of 150 mm, and a thickness of 30 mm, this floating seal is engineered to precise Komatsu specifications. It is compatible with various Komatsu models including PC200-8, PC220-8 excavators, D65EX-16, D65PX-16, D85EX-15, D85PX-15 dozers, GD655-5, GD675-5 motor graders, and WA380-6, WA430-6 wheel loaders.