This is a genuine Mercury Marine Quicksilver factory OEM part, not aftermarket
The Mercury / Quicksilver 54-415821 CLAMP is a small OEM nylon snap-style clamp used in marine fuel/oil system applications.
Description Type: Nylon clamp (snap/retaining style) OEM Brand: Mercury Marine / Quicksilver Part Number: 54-415821 Function: Used to secure and hold small fuel or oil lines/hoses in place, commonly in sterndrive and outboard engine systems Material: Durable nylon (corrosion-resistant for marine environments) Typical Use: Fuel line / oil reservoir connection line retention on Mercury/Quicksilver systems
Common application
This clamp is typically found in:
Fuel line routing on outboard engines Oil injection systems Sterndrive and transom assemblies (various Mercury/Mariner/Force models depending on setup)