Cap type: NPT threaded per ASME B1.20.1, Material: cast 304Stainless Steel, Class 150, NPT size: 2 ½ inch, Width: 3.28 inch, Height: 1.52 inch, Approx weight: 0.882 LBS
Click here for a downloadable and printable specification sheet for class 150 304 stainless steel NPT threaded caps