HS Heracles A472 former Highland Navigator and HS Evniki M61 former USS Pelican MHC-53 during NATO exercise off Crete.
The mission of the HS IRAKLIS (A 472) is the logistical support of the Units of the Fleet Headquarters, mainly Frigates, Missile Boats, Gunboats and Unorthodox Warfare Vessels, with everything that is required – fuel, lubricants, drinking water, spare parts, and other consumable materials – so that they can operate away from the land bases.