Leviton 7409-C 20 Amp, 120/208 Volt 3PY, Flanged Outlet Locking Receptacle, Industrial Grade, Non-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 Grounding: Non-Grounding