Pushbutton and Switch One-Piece Plates: Type - Pushbutton Identification Plate; Size - 30.5 mm; Operator Type - All; Plate Shape - Round; Plate Size - Standard; Material - Plastic; Field Color - Yellow/Red; Height - 1.77 in, 45 mm; Width - 1.77 in, 45 mm; Manufacturer Series - 10250T