A fuel injection nozzle for injecting fuel directly into a cylinder of an internal combustion engine, said fuel injection nozzle being adapted to be inserted in a fuel rail and fastened to the fuel rail, and said fuel injection nozzle comprising: a sealing part for sealing a fuel passage to prevent fuel leakage from the connecting pipe of the fuel rail in a state in which the fuel nozzle is fastened to the fuel rail; a fixing ring (105; 804; 903) a nozzle tip part being adapted to be inserted in a nozzle receiving hole of a cylinder head in a state in which the fuel nozzle is fastened to the fuel rail, the nozzle tip part being provided with a sealing member for sealing a gap between the fuel injection nozzle and the cylinder head to prevent leakage of combustion gas the fuel injection nozzle being characterised in that if further comprises: a fastening member including a fixing clip and a holding plate (106; 901) for fixing the fuel injection nozzle to a connecting pipe of the fuel rail; the holding plate (106; 901) being held between the fixing clip and the fixing ring (105; 804; 903) in a state in which the fuel nozzle is fastened to the fuel rail; a contact part being in contact with the holding plate (106; 901) in a state in which the fuel nozzle is fastened to the fuel rail; and; wherein the material of the contact part is softer than the materials of the fixing clip and the holding plate (106; 901), and the contact part is adapted to undergo plastic deformation when a bending moment that bends the axis of the fuel injection nozzle acts on the fuel injection nozzle in a state in which the fuel nozzle is fastened to the fuel rail when the connecting pipe and the nozzle receiving hole of the cylinder head are misaligned, wherein an amount of forced displacement resulting from the misalignment of the connecting pipe and the nozzle receiving hole is absorbed by a tilt of the fuel injection nozzle. a sealing part for sealing a fuel passage to prevent fuel leakage from the connecting pipe of the fuel rail in a state in which the fuel nozzle is fastened to the fuel rail; a fixing ring (105; 804; 903) a nozzle tip part being adapted to be inserted in a nozzle receiving hole of a cylinder head in a state in which the fuel nozzle is fastened to the fuel rail, the nozzle tip part being provided with a sealing member for sealing a gap between the fuel injection nozzle and the cylinder head to prevent leakage of combustion gas a fastening member including a fixing clip and a holding plate (106; 901) for fixing the fuel injection nozzle to a connecting pipe of the fuel rail; the holding plate (106; 901) being held between the fixing clip and the fixing ring (105; 804; 903) in a state in which the fuel nozzle is fastened to the fuel rail; a contact part being in contact with the holding plate (106; 901) in a state in which the fuel nozzle is fastened to the fuel rail; and; wherein the material of the contact part is softer than the materials of the fixing clip and the holding plate (106; 901), and the contact part is adapted to undergo plastic deformation when a bending moment that bends the axis of the fuel injection nozzle acts on the fuel injection nozzle in a state in which the fuel nozzle is fastened to the fuel rail when the connecting pipe and the nozzle receiving hole of the cylinder head are misaligned, wherein an amount of forced displacement resulting from the misalignment of the connecting pipe and the nozzle receiving hole is absorbed by a tilt of the fuel injection nozzle.