Blank Plugs - Haz Loc Thread Gender Male to Male Trade Size 1 in Compatible Conduit Trade Size 1 in Ends - Hazardous Fittings 1 in MNPT Overall Length 5/8 in Overall Height 2 in Overall Width 2 in Weight 0.07 lb Aluminum Finish Plain Hazardous Location Rating Class I Groups A B C D Class I Zone 1 Groups IIC IIB IA Class II Groups E F G Class III CUP For Use With Hub Taped Hole Conduit Fitting Type Plug Connection Orientation Straight Fitting Type Plug