Hubbell Electrical Products Explosionproof Conduit Outlet Box GECTT-2M

ELECTRO ZINC CHROMATE SEALED ELECTROSTATICALLY APPLIED POWDER COATED DURALOY IRON ALLOY BODY, ELECTROSTATICALLY APPLIED POWDER COATED COPPER FREE ALUMINUM COVER MATERIAL ROUND SHAPE 3/4 INCH HUB SIZE 3 HUB(S) UL 886, CSA C22.2 APPROVAL CLASS I GROUP C D, CLASS I ZONE 1 GROUP IIA IIB, CLASS II, CLASS III ENCLOSURE INTERNALLY THREADED COVER TYPE 19 CU INCH CAPACITY T STYLE (3) SIDE HUB LOCATION EXTERNAL HUB TYPE 2-11/16 INCH COVER OPENING DIAMETER INCLUDES GROUNDING SCREW GEC MODEL