Attributes . Seals Out Oil, Water, Dust, Dirt and Fumes;Unique Long Ferrule with More Pronounced Threads Provides Over Four Times Ul Pull-Out Requirements;Ferrule Provides Maximum Surface Contact for Better Sealing and a Continuous, Permanent, Positive Metal-To-Metal Ground;Liquidtight/Raintight/Oiltight;Compact Design with Small Turning Radius . Names