P8, P-8, P.8, or P 8 may refer to: In transportation or aviation Boeing XP-8, 1920s US prototype biplane Bowin P8, Formula 5000 and Formula 2 race cars P-8 Poseidon, an anti-submarine warfare and maritime patrol aircraft Former Pantanal Linhas Aéreas, Brazilian airline with IATA code P8 Piaggio P.8, a 1928 Italian floatplane Prussian P 8, a German locomotive, 1906-1923 In technology FileNet P8, system development framework Huawei P8, phablet Sony Cyber-shot DSC-P8, camera In other fields Heckler & Koch P8, a 9 mm pistol Luger P08, a 9mm pistol P8 abbreviation for octave interval P8, Political Eight, or "G7+1", see G8 P8 Group of pension funds , a hypothetical allotrope of phosphorus See also Pate (disambiguation)