Cap type: threaded, Coating: Hot Dipped Galvanized per ASTM A153, Material: malleable castings conform to ASTM A197, Dimensions conform to ASTM 16.3, NPT size: 4 INCH, Length A: 2.08 INCH, CLASS: 150, Approx weight: 4.6 LBS
Click here for a downloadable and printable specification sheet on class 150 galvanized malleable iron threaded caps