EMERGENCY STOP PUSH BUTTON, 57 MM, MOMENTARY PUSH ACTION, 57MM MUSHROOM PLUNGER TYPE OF OPERATOR, HEAD MATERIAL DELRIN, CONTACT FORM 1NO/1NC, BEZEL DIE CAST ZINC, COLOR RED, CONTACT RATING 10A @ 600V AC, NEMA CONTACT RATING DESIGNATION A600/N300, NUMBER OF OPERATORS 1, NEMA RATING 12, 13, IP RATING 65, LEGEND NO LEGEND, STANDARDS CE, CSA, UL, TERMINAL CONNECTION PRESSURE PLATE, FEATURES LOCK HOLE DIAMETER OF 0.31 IN, OPERATING FORCE OF 9.5 LB, MATERIAL METAL