FeaturesA unique design with a combination tightening surface that includes both a hex area and a knurled surfaceOptional embedded Viton® O-ring ensures a watertight and corrosion-resistant sealAluminum excellent durability and performance for most industrial applicationsNEMA 3/3R/4/6/12 enclosure ratingIP52, IP54, IP65, IP67 IEC rating5 size formMetallic compositionUse Remke's large selection of bushings to customize fittings for your specific application