Cable feedthrough (10; 60) or kit for a cable feedthrough, comprising - a first plate having at least one first outer edge section (19, 20), - at least one second plate (12, 13) having a second outer edge section, wherein the first and/or the second plate has at least one first indentation (21, 22, 23, 24) on its outer edge section, wherein the first plate and the second plate can be or are assembled in a manner abutting one another at the first outer edge section and the second outer edge section such that a hole (33, 34, 35, 36) is formed by the indentation, wherein the first plate has a first aligning element (15, 16, 17, 18) which, when the first plate and the second plate are assembled, interacts with the second plate such that the first plate and the second plate form a planar hole edge region at least in a region surrounding the hole (33, 34, 35, 36), wherein the first plate has as the first aligning element at least one first tab which is offset parallel to its plate plane and which is attached or formed next to the first outer edge section of the first plate, wherein the first plate and the second plate can be or are placed against one another so as to overlap at the at least one first tab, wherein at least one the at least one first tab has a second aligning element (40, 40a) which interacts with a third aligning element that is formed on the second plate, wherein the second aligning element (40, 40a) is a blind rivet nut or threaded sleeve which is fastened to the at least one first tab and projects from the at least one first tab on a first side of the at least one first tab at which the second plate is placed against the at least one first tab, wherein the second aligning element (40, 40a) engages in a depression or in a hole that is formed as the third aligning element in the second plate, or the third aligning element is a blind rivet nut or threaded sleeve which is fastened to the second plate and projects from the second plate on a side of the second plate at which the second plate is placed against the at least one first tab, wherein the third aligning element engages in a depression or in a hole that is formed as the second aligning element in the at least one first tab. - a first plate having at least one first outer edge section (19, 20), - at least one second plate (12, 13) having a second outer edge section, wherein the first plate has a first aligning element (15, 16, 17, 18) which, when the first plate and the second plate are assembled, interacts with the second plate such that the first plate and the second plate form a planar hole edge region at least in a region surrounding the hole (33, 34, 35, 36), wherein the first plate has as the first aligning element at least one first tab which is offset parallel to its plate plane and which is attached or formed next to the first outer edge section of the first plate, wherein the first plate and the second plate can be or are placed against one another so as to overlap at the at least one first tab, wherein at least one the at least one first tab has a second aligning element (40, 40a) which interacts with a third aligning element that is formed on the second plate, wherein the second aligning element (40, 40a) is a blind rivet nut or threaded sleeve which is fastened to the at least one first tab and projects from the at least one first tab on a first side of the at least one first tab at which the second plate is placed against the at least one first tab, wherein the second aligning element (40, 40a) engages in a depression or in a hole that is formed as the third aligning element in the second plate, or the third aligning element is a blind rivet nut or threaded sleeve which is fastened to the second plate and projects from the second plate on a side of the second plate at which the second plate is placed against the at least one first tab, wherein the third aligning element engages in a depression or in a hole that is formed as the second aligning element in the at least one first tab.