The sealing ring, identified by code number H 16525, is a vital component for maintaining fluid integrity within the Adriadiesel ASL25 engine. Positioned at key junctions, this ring prevents leakage of oil, coolant, or gas under pressure. Made from durable, heat-resistant materials, the sealing ring ensures a tight fit and long-lasting performance under harsh engine conditions. Its role is essential for sustaining proper engine operation and preventing contamination or pressure loss in enclosed systems.