Expansion Union - Conduit to Conduit Thread Gender Female to Female Trade Size 1/2 in Compatible Conduit Type Vertical or Horizontal Rigid Conduit Compatible Conduit Trade Size 1/2 in Ends - Hazardous Fittings 1/2 in FNPT x 1/2 in FNPT Overall Length 2 15/16 in Overall Height 1 3/16 in Overall Width 1 3/16 in Steel Finish Electroplated Hazardous Location Rating Class I Division 1 and 2 Groups A B C D Class II Division 1 and 2 Groups E F G Class III UNF