O-Z/Gedney Explosionproof Junction Box NJBEW121206

17.38 INCH L X 17.38 INCH W X 9.25 INCH D OVERALL SIZE 12.25 INCH L X 12.25 INCH W X 5.75 INCH D INNER SIZE 3 INCH HUB SIZE UL 886, CSA C22.2 APPROVAL HORIZONTAL/VERTICAL WITH SLOTTED FEET MOUNTING CLASS I DIV 1 AND 2 GROUP B C D, CLASS I ZONE 1 AND 2 GROUP IIA IIB+H2, CLASS II DIV 1 AND 2 GROUP E F G, CLASS III, NEMA 4/7B/7C/7D/9E/9F/9G ENCLOSURE BOLT-ON, HINGED COVER TYPE COPPER FREE ALUMINUM BODY MATERIAL COPPER FREE ALUMINUM COVER MATERIAL SHOT BLAST BODY FINISH SHOT BLAST COVER FINISH INCLUDES NEOPRENE O-RING, STAINLESS STEEL HINGE, BOLT NJBEW MODEL