Standard Industrial Pushbutton Stations: Type - Pushbutton Station; Series Size - Industrial, 22.5 mm; NEMA - 4X,13; Number of Elements - 2; Operator - (1) Flush (1) Extended; Operator Color - Green, Red; Contacts - 1-NO 1-NC; Legend - Start-Stop; Construction - Polycarbonate; Finish - Gray; Mounting - Surface; Manufacturer Series - M22