Fitting type: Square Headed Solid Core Plug, Material: Forged Carbon Steel conforms to ASTM SA105N - Normalized, Dimensions conform to ASME B16.11, Class: 3000, NPT Thread Size: 4 inch, Height (A): 2.25 inch, Head Width (B): 2.5 inch, Approximate Weight: 8.4 LBS
Click here for a downloadable and printable specification sheet on class 3000 forged carbon steel square head plugs