Sealing Fitting - Vertical and Horizontal Trade Size 4 in Ends - Hazardous Fittings 4 in FNPT x 4 in MNPT Overall Length 11 1/32 in Iron Hazardous Location Rating Class I Division 1 and 2 Groups C D Class II Division 1 and 2 Groups E F G Class III Thread Gender Female Prevent Passage of Gases Vapors or Flames From One Portion of Conduit Systems to Another Silver Compatible Conduit Trade Size 4 in Compatible Conduit Type IMC RMC Conduit Orientation Horizontal Vertical