The 2-520409-2 is a Crimp Terminal with red nylon 6.6 (polyamide 6.6) insulator, tin-plated brass contact. 0.32 to 0.82mm2 wire cross-section, straight orientation, quick disconnect type, 4.75 x 0.51mm tab size and 22 to 18AWG wire size. This crimp terminal is suitable for wires/cables.