O-Z/Gedney Explosionproof Junction Box YE-060404

8-13/16 INCH L X 6-13/16 INCH W X 5-9/16 INCH D OVERALL SIZE 6 INCH L X 4 INCH W X 4 INCH D INNER SIZE 2 INCH HUB SIZE UL 886, CSA APPROVAL SURFACE MOUNTING CLASS I GROUP D, CLASS II GROUP E F G, CLASS III, NEMA 7/9 ENCLOSURE SCREW ON COVER TYPE CAST IRON BODY MATERIAL CAST IRON COVER MATERIAL 15/32 INCH (SIDE), 3/8 INCH (COVER), 5/16 INCH (BOTTOM) WALL THICKNESS HOT DIP GALVANIZED BODY FINISH HOT DIP GALVANIZED COVER FINISH APPLICABLE STANDARD NEC 500-503 YE MODEL