Expansion Union - Conduit to Box Thread Gender Female to Male 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 MNPT Overall Length 4 1/8 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 UNYL For Use With Conduit