Plug watertight features rubber body construction stands up to impacts, oils, chemicals, heat, and weather. Floating blades allow self-alignment with contacts for a firm, even electrical connection. Nickel-plated blades and contacts for long-lasting, superior corrosion resistance. Compression-type cord grip provides watertight seal and 205 lb. pull out strength. NEMA 4, 4X, Watertight. IP65, 66, 67. Rated watertight for 1,000 psi high-pressure hose-down.