NDL Copper Reducing Coupling C x C Breadcrumb Home / Products / Parts / Fittings / Copper Fittings / Copper Couplings / Copper Reducing Couplings C x C Loading... Customer Part Number: 400R-318258 Brand: NDL Connection Size (In.): 3-1/8 x 2-5/8 Fitting Type: Reducing Coupling Industry Number: W 01093 Material: Copper Net Weight (Lb.): 1.01 Quantity per Package: 25 Size (In.): 3-1/8 x 2-5/8