Leviton 4585-C 15 Amp, 250 Volt, Flanged Outlet Locking Receptacle, Industrial Grade, Grounding, White Super Tough Nylon Body Resists Damage From Severe Impact, Abrasion and Chemicals NEMA and Non-NEMA Configurations Available Positive Crimp Lock Wire Clamps Available in 15, 20, and 30 Amp Configurations NEMA: WD-6