Its a custom set of Power Armor if it was actually in Fallout it would be at BoS (Brotherhood of Steel) base aka Boston Airport Or crafted at Chem station, The Nuka skin its main parts would be at a secret location witch would be a destroyed Nuka World Storage location but one actual set of Nuka Skin S-01 in the room with the power lever at the Nuka World Power Plant.
Nuka skin letter N regular skin is 1
