Secure hoses and engine components with the Genuine Mercury Clamp (415821). This OEM replacement clamp provides a strong, reliable hold to help maintain secure connections throughout compatible Mercury engine assemblies. Mercury manufactures this clamp to exact factory specifications, ensuring the correct fit, consistent clamping force, and long-lasting performance.
Whether you’re replacing a corroded clamp during routine maintenance or completing an engine repair, this genuine Mercury part helps restore your engine to factory condition.
Maintain Secure Connections
A quality clamp plays an important role in keeping hoses and components firmly in place. It helps prevent movement, reduces the risk of leaks, and supports reliable engine operation, even in demanding marine conditions.
Replacing worn or damaged clamps during servicing also helps improve the reliability of your repair and reduces the chance of future issues.
Genuine OEM Fit and Quality
Mercury builds the Clamp (415821) from durable, corrosion-resistant materials designed for harsh marine environments. Because it matches the original factory specifications, it installs quickly and fits correctly without modifications.
Unlike many aftermarket alternatives, this genuine Mercury clamp delivers the strength, durability, and precise fit your engine was designed to have.
Why Choose Genuine Mercury Parts?
Genuine Mercury parts help maintain the performance, reliability, and longevity of your engine. Whether you’re replacing hose hardware, carrying out scheduled maintenance, or rebuilding an engine assembly, the Genuine Mercury Clamp (415821) provides the quality and dependable fit you can trust.
Before ordering, always confirm compatibility using your Mercury engine’s model and serial number to ensure the correct fit.
FILTER-FUEL (879884T) - Mercury 




