North American F-86F-35NA serial 52-5242, FAP serial 5316, of Esquadra 51 "Falcões" (Falcons), based at BA5 (Base Aérea Nº 5), Monte Real, Portugal.
Esq. 51 flew the Sabre well into the 1980s, the aircraft were initially finished in natural metal before being painted in light grey, with only the tail pipe and gun blast panes remaining in natural metal.
Unzip the zipped file and then place "FAP 51 Blue" folder into your DCS World\CoreMods\aircraft\F-86\Liveries\F-86F Sabre folder.
Portugal is not represented in DCS so set your country to "USA" to use this skin.
Note - you may have to create both the Liveries and F-86F Sabre folders first.