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One flange that fits every port.
Also known as: ISC symbol, Shore connection sign
The IMO symbol marking the standard coupling by which any shore fire main can be connected to any ship.
Marks the stowage of the international shore connection.
Contexts: Public information, Navigation
A single flange dimension agreed worldwide, so a ship on fire in any port can take water from that port's brigade regardless of the fittings either normally uses — a standard that exists purely to defeat incompatibility.
Contexts: Public information, Navigation
A white outline on a red ground showing a circular flange with a ring of bolt holes and a hose coupling behind it.