Leviton 5054 30 Amp, 125/250 Volt, NEMA 10-30R, 3P, 3W, Surface Mounting Receptacle, Straight Blade, Industrial Grade, Non-Grounding, Side Wired, Steel Strap, Black Fits all wallplates with 2.15" diameter center hole Terminals marked for easy identification and fast wiring All mounting hardware included Easy-to-wire terminals accept up to No. 4 AWG conductors 10 Year Limited Warranty