A self-locking hooked crimp (2, 6) for connecting wires by a crimp connection including an interlock seam comprising at least one crimp barrel, wherein the crimp barrel comprises at least one base and at least two opposing side walls (4a, 4b, 124a, 124b) extending from the base, wherein the first side wall (4a, 124a) is provided with at least one self-locking wing (11a, 11b, 111a, 111b), the second side wall (4b, 124b) is provided with at least one self-locking hooked pocket (10a, 10b, 100a, 100b), the at least one self-locking wing of the first side wall is adapted to enter inside the at least one self-locking hooked pocket of the second side wall and to get crimped with the wires during forming the crimp connection, wherein during forming the crimp connection an edge of the at least one self-locking wing (11a, 11b, 111a, 111b) and at least one self-locking pocket (10a, 10b, 100a, 100b) get squeezed against each other to create the interlock connection of the seam, characterized in that the length of the side walls (4a, 4b, 124a, 124b) is such that when the side walls (4a, 4b, 124a, 124b) are engaged to form the interlocked connection of the seam, the ends of the side walls (4a, 4b, 124a, 124b) do not hit the inner surface of the crimp. at least one crimp barrel, wherein the crimp barrel comprises at least one base and at least two opposing side walls (4a, 4b, 124a, 124b) extending from the base, wherein the first side wall (4a, 124a) is provided with at least one self-locking wing (11a, 11b, 111a, 111b), the second side wall (4b, 124b) is provided with at least one self-locking hooked pocket (10a, 10b, 100a, 100b), the at least one self-locking wing of the first side wall is adapted to enter inside the at least one self-locking hooked pocket of the second side wall and to get crimped with the wires during forming the crimp connection, at least one base and at least two opposing side walls (4a, 4b, 124a, 124b) extending from the base, wherein the first side wall (4a, 124a) is provided with at least one self-locking wing (11a, 11b, 111a, 111b), the second side wall (4b, 124b) is provided with at least one self-locking hooked pocket (10a, 10b, 100a, 100b), the at least one self-locking wing of the first side wall is adapted to enter inside the at least one self-locking hooked pocket of the second side wall and to get crimped with the wires during forming the crimp connection, the first side wall (4a, 124a) is provided with at least one self-locking wing (11a, 11b, 111a, 111b), the second side wall (4b, 124b) is provided with at least one self-locking hooked pocket (10a, 10b, 100a, 100b), the at least one self-locking wing of the first side wall is adapted to enter inside the at least one self-locking hooked pocket of the second side wall and to get crimped with the wires during forming the crimp connection, wherein during forming the crimp connection an edge of the at least one self-locking wing (11a, 11b, 111a, 111b) and at least one self-locking pocket (10a, 10b, 100a, 100b) get squeezed against each other to create the interlock connection of the seam, characterized in that the length of the side walls (4a, 4b, 124a, 124b) is such that when the side walls (4a, 4b, 124a, 124b) are engaged to form the interlocked connection of the seam, the ends of the side walls (4a, 4b, 124a, 124b) do not hit the inner surface of the crimp.