Construction: Terminal Screws: #8-32 Brass, Silver Finish on Neutral Screw, Green Finish on Grounding ScrewFace Terminal Assembly: Impact Modified NylonCord grip: Impact Modified NylonCover: High-Impact, V-O ValoxTerminal Cover: Clear PolycarbonatePlug Blades: BrassTerminal Clamp Nut: Zinc-Plated SteelAssembly Screws: Zinc-Plated SteelTerminal Identification: Brass-Hot; Green-Grounding; Silver-NeutralTerminal Accommodation: #18-#10 AWG Flexible CordTechnical Specs: Dielectric Voltage: Withstands 1500V per UL498Maximum Working Voltage: 250V AC or DCCurrent Interrupting: Certified for current interrupting at full rated currentTemperature rise: Less than 30 deg C temperature rise at full rated current after 50 cycles overload at 150% rated current for either AC or DC applications per UL498Cord Grip Range: 245"-655" (62-166)Flammibility: HB or Better per UL94Operating Temperature: Maximum Continuous 60 deg C, Minimum -40 deg C (w/o impact)Standards: NEMA#: 18-20PCord Accomodation: Round portable service cords in accordance with device ratings as defined in UL standard 62, CSA C222 No49UL Standards: UL Listed to Standard 498 (Attachment Plugs and Receptacles)CSA Standards: Cetrified to CSA Standard C222 No 42M1984 (General Use Receptacles)Ul Listing: UL Listed File #E1381- Guide #AXUTCSA Certification: CSA Certified File #LR16215- Guide 20T2Federal Specifications: Federal Specification WC596 (where applicable)Complies With: NEMA Standards WD-1, WD-6Overseas_Approval: NOM, CE 4.40 L. 2.40 W. 2.40 H.