Receptacle, 20 Amps, 520R NEMA Configuration, Number of Poles 2, Number of Wires 3, Voltage 125VAC, Phase 1, HP 1, Color Gray, Duty Extra Heavy, Grade Industrial, Material of Construction Nylon, Wiring Method Back and Side, Description Back and Side Wired, Standards UL/CSA Also known as -HUBBELL WIRING DEVICEKELLEMS HBL5362GY Receptacle,Duplex,20A,125V,GY,Indust-Hubbell HBL5362GY Wiring Device-Kellems Receptacle Duplex 20A 125V GY Indus