Blank Plugs - Haz Loc Thread Gender Male to Male Trade Size 1/2 in Compatible Conduit Trade Size 1/2 in Ends - Hazardous Fittings 1/2 in MNPT Overall Length 5/8 in Overall Height 19/32 in Overall Width 23/32 in Weight 0.07 lb Steel Finish Electroplated Hazardous Location Rating Class I Division 1 and 2 Groups A B C D Class I Zones 1 and 2 Groups IIC IIB IIA Class II Division 1 and 2 Groups E F G Class III Division 1 and 2 PLUG For Use With Hub Taped Hole