Features Galvanized to resist rust and corrosion. Pipe Fitting Material / Malleable Iron Finish/Coating / Galvanized Class / Class 150 For Pipe Schedule / 40 Fitting Side A Nominal Pipe Size / 1 in Fitting Side A Gender / Female Fitting Side A Type / NPT Fitting Side B Nominal Pipe Size / 1/4 in Fitting Side B Gender / Female Fitting Side B Type / NPT Maximum Operating Pressure / 300 psi @ 150 Degrees F Includes Pre-Applied Thread Sealant / No Includes Seal / No Color / Silver Application / Air, Oil, Non-Potable Water Standards / ASME B16.3, ASTM A197, FM Approved, UL Listed