Type: Bell Reducing Coupling threaded per ASME B1.20.1, Material: Forged Carbon Steel per ASTM SA105N - NORMALIZED, Dimensions per ASME B16.11, Class: 3000, NPT Thread Sizes: 4 x 1-1/2 inch NPT, Length A: 4.75 inch, Width B: 5.5 inch, Approximate Weight: 11.9 LBS
Click here for a downloadable and printable specification sheet on class 3000 forged carbon steel reducing bell couplings