Threaded Flange 3" - 300# 4 Images | 2 Formats | 2 Likes | 0 Comments | 4 Downloads Download - Part / Inventor (0.22 MB) - STEP (0.03 MB) Categories - Piping- Flanges- Threaded Flange Tags/Keys Threaded Flange, 3", class 300, 300 lbs, 3d model, step file Sign In Likes 2 Share Similar files Comments 0 Sign In