40-580 | SPDT Miniature Flat Toggle Switch, ON-ON. Specially designed for decorative appearance with ease in smooth switching operation in mind. Contact rating: 6 Amp-125V AC, 3 Amp-250V AC. Bushing: 1/4". Size: 1/2" x 5/16" x 1/2" deep including terminals. Thread Length: 5/16". All necessary mounting hardware included.