USCG Merchant Mariner Credential (MMC) Licensing Exam

What is the function of a seacock (sea valve) on a vessel?

To shut off a through-hull fitting to prevent flooding if a hose or fitting fails To control the flow of cooling water to the engine To regulate ballast water intake for stability adjustment To drain the bilge overboard when the vessel is at rest

Correct Answer:

To shut off a through-hull fitting to prevent flooding if a hose or fitting fails

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