Locking Plug, Connection Orientation Straight, Current Rating 20 A, Housing Color Yellow, Housing Material Nylon, NEMA Plug Configuration L6-20P, Number of Blades 3, Number of Poles 2, Phase Single, Polarized Yes, Resistance Properties , , Impact , Voltage Rating 250V AC, Wire Connection Type Screw Terminals, Wiring Style Standard, Face Diameter 1.97 in, For Maximum Cable Diameter 0.93 in, For Minimum Cable Diameter 0.36 in, Grade Marine