Dialight Corporation 554-1231-311 Height: 21.44 mm Illumination: Not Illuminated Lead Free Status / Rohs Status: Lead free / RoHS Compliant Length: 52.83 mm Mounting Style: Snap In Series: 554 Termination Style: Solder Type: Switch Block Width: 24.61 mm Product Category: Pushbutton Switches RoHS: yes