Sealing Fitting - Vertical and Horizontal Trade Size 2 1/2 in Ends - Hazardous Fittings 2 1/2 in FNPT x 2 1/2 in MNPT Overall Length 7 1/2 in Aluminum 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 Male to Female Prevent Passage of Gases Vapors or Flames From One Portion of Conduit Systems to Another Silver Compatible Conduit Trade Size 2 1/2 in Compatible Conduit Type IMC RMC