CAST IRON MATERIAL; BLACK OXIDE FINISH FINISH; 1/2 INCH SIZE A; 1/2 INCH SIZE B; GAS, LIQUID, STEAM APPLICATION; ASTM A126 CLASS A MATERIAL SPECIFICATION; 250 PSI SWP, 400 PSI LIQUID AT 150 DEG F, 400 PSI GAS AT 150 DEG F PRESSURE RATING; 1/2 INCH FNPS X 1/2 INCH FNPS END CONNECTION; 90 DEG ANGLE; APPROXIMATE WEIGHT 0.75 LB; 421 MODEL