SCI® Reducing Coupling, Series: 52RC3 Series, Coupling Fitting, 3 in Connection Size 1, Socket Weld Connection Type 1, 2-1/2 in Connection Size 2, Socket Weld Connection Type 2, Socket Weld|Socket Weld Connection Type, Steel, Forged Carbon Steel Material Construction, Pressure Class: 3000 lb, Dimension Standards: ASME B16.11, 2 in L x 4.27 in W, Additional Information: ASTM A105 Material Standard, Import