Exterior aircraft lighting device comprising: an exterior aircraft light casing having an open side and being configured to be fixed to an aircraft's structure; and an at least partially transparent exterior aircraft light cover which is configured for being arranged at the open side for sealably closing the exterior aircraft light casing ; characterized in that the at least partially transparent exterior aircraft light cover comprises: at least one protrusion provided at a lateral end of the exterior aircraft light cover , wherein the at least one protrusion is configured to be introduced into a corresponding reception provided at an exterior aircraft light casing and wherein the protrusion is formed for allowing the cover to pivot, with the protrusion providing a fulcrum, when the protrusion is introduced into the reception ; and at least one fixing device provided in a pivotable portion of the cover and configured for removably fixing said pivotable portion to the casing for preventing a pivoting motion thereof, wherein the at least one fixing device comprises a quick release push button fastener; and in that the exterior aircraft light casing is provided with at least one reception which is configured for receiving the cover's at least one protrusion , the reception in particular having the form of a notch or groove. an exterior aircraft light casing having an open side and being configured to be fixed to an aircraft's structure; and an at least partially transparent exterior aircraft light cover which is configured for being arranged at the open side for sealably closing the exterior aircraft light casing ; characterized in that the at least partially transparent exterior aircraft light cover comprises: at least one protrusion provided at a lateral end of the exterior aircraft light cover , wherein the at least one protrusion is configured to be introduced into a corresponding reception provided at an exterior aircraft light casing and wherein the protrusion is formed for allowing the cover to pivot, with the protrusion providing a fulcrum, when the protrusion is introduced into the reception ; and at least one fixing device provided in a pivotable portion of the cover and configured for removably fixing said pivotable portion to the casing for preventing a pivoting motion thereof, wherein the at least one fixing device comprises a quick release push button fastener; and at least one protrusion provided at a lateral end of the exterior aircraft light cover , wherein the at least one protrusion is configured to be introduced into a corresponding reception provided at an exterior aircraft light casing and wherein the protrusion is formed for allowing the cover to pivot, with the protrusion providing a fulcrum, when the protrusion is introduced into the reception ; and at least one fixing device provided in a pivotable portion of the cover and configured for removably fixing said pivotable portion to the casing for preventing a pivoting motion thereof, wherein the at least one fixing device comprises a quick release push button fastener; and in that the exterior aircraft light casing is provided with at least one reception which is configured for receiving the cover's at least one protrusion , the reception in particular having the form of a notch or groove. <EOS>