ACDelco 3 Terminal Multi-Purpose Switch - D1843 Part #: D1843 Line: ACD ACDelco 3 Terminal Multi-Purpose Switch 1 Year Limited Warranty Thread Size: 1/4-18 Inch Terminal Type: Blade Connector Gender: Female Connector Shape: Oval Terminal Gender: Male Attachment Method: Screw-On Overall Length (in): 3-1/16 Inch Number Of Terminals: 3 Number Of Connectors: 1 Show More Show Less